tracking. now they're looking for these three people believed to be armed. right after the shooting they got off the southbound trained, jumped onto an opposite one and got off at the next stop at silver spring metro station. we don't know what the shooting was over. i can tell you this did take a lot of passengers by surprise. the riders and police tell us shootings on the train are not common. >> leave it in your own yard. why are you bringing it out into the public? it's craziness. >> every public space on metro is covered with cameras. it's just really brazen obviously. we are handling this with incredible urgency and we hope to have these suspects in custody just as soon as possible. >> reporter: if you see the three, call 911 right away. i can tell you the victim was believed to have been shot in the abdomen area. a spokesperson tells me he was at least talking and conscious as they rushed him stephanie ramirez, wusa9. >> thank you. moving on an arlington, virginia man is charged with arson in connection with an apartment fire. that two alarm fire happened saturday morning in the 5500 block of columbia pike. police say 27-year-old demetrius taylor deliberately set that fire after an argument with a woman. they say he then pushed an infant in a stroller towards that fire before running away. the baby wasn't hurt. tonight taylor is held without bond on several serious charges including felony arson, child endangerment and assault on law enforcement. he also faces misdemeanor charges of assault and battery. switching gears now, enjoy tonight because it's going to be a little bit of a rough start to the workweek. let's find out about that from first alert meteorologist howard bernstein. >> could be a lot of that with the way things are shaping up, showers and southeast of town. tonight we're seeing clouds thicken up from the west. some showers made it into the mountain, generally light. looking at them on first alert doppler, when you see the light greens there should be light rain showers. a little yellow and darker green is just south of 70 east of hancock. so this is moving off toward the east. we're also seeing a couple yellow areas, so moderate showers moving east towards mathias and over to baker a couple showers there. futurecast shows the increase in showers tonight especially in the mountains earlier. overnight we'll see a few more showers. don't be surprised to wake to some wet streets. you may need some extra time tomorrow morning. if we can get through the morning commute without too much going on, it won't last because by mid-morning towards lunchtime, early afternoon, heavy downpours here. we could have some flooding rains, maybe strong to severe storms where it's a little warmer down toward the south and east. by later evening we'll start to say good- bye to this, but a rough start to the week. yellow weather alert monday and when we come back, we'll talk about our storm chances in the seven-day forecast. at times italy just going to be an unsettled -- it's just going to be an unsettled week. a tornado tore through tulsa, oklahoma, trapping at least25 people in three restaurants. diners were asked that tgi friday's there, when the tornado hit trapping them inside. >> they were eating when the storm came through and dispatch started getting calls of people trapped in restaurants because the roofs started collapsing in on them. >> last night's storms are also blamed for several fires in the tulsa area. tonight in addition to structural damage, tulsa residents are also dealing with a number of power outages, downed trees and power lines. clean-up near that sinkhole in land o'lakes, florida, has come to a screeching halt tonight because the sinkhole is it swallowed two homes a few weeks ago. now an 80-foot long section of that sinkhole has collapsed and contractors are reporting new cave-ins under a home that was being demolished. pasco county officials say they notified homeowners about the movement, but they say at this point they aren't calling for more evacuations. in japan hundreds of protesters gathered around the peace memorial park in hiroshima to protest a visit by japanese prime minister shinzo abe. the demonstrators are protesting against war and revision of japan's constitution and are also calling for abe to step down. today's protest comes during ceremonies marking the 72nd anniversary of the u.s. bombing of hiroshima. the bombing destroyed the city but caused japan to surrender to allied forces bringing an end to toward war ii. prime minister abe delivered a speech to 50,000 people at the economy racing fire breaks out at another skyscraper in dubai, the second skyscraper fire there in three days. this morning's fire started on a balcony and was quickly put out. friday a fire ripped through one of the world's tallest residential towers in dubais forcing hundreds of people to flee for safety as burning debris showered down the sides of that more than 1,000-foot hightower. president trump spending the next two weeks at his golf resort in new jersey, but back at the white house workers are making some much needed repairs. today construction crews were seen digging on the white house lawn and storage pods were placed in the white house driveway. among the repairs taking place, fixing steps on the south port co and repairing leaks in the -- port ico and repairing leaks on the west wing. it was one of the things i had a hidden talent for. >> we'll get to meet a world champion. >> and how some workouts today benefited domestic violence survivors. fios is not cable. we're a 100% fiber optic network. and with the new fios gigabit connection... you get our fastest... internet ever. with download speeds up to 940 megs - 20 times faster than most people have. switch to fios gigabit connection with tv and phone fo9.r $799 a month online for the first year. plus hbo for one year and multi-room dvr service for two years, all with a two-year agreement. and switching has never been easier. get out of your contract with up to a $500 credit to help cover your early termination fee. go to fiosgigabit.com (woman) there's a moment of truth.etes, and now with victoza®, a better moment of proof. victoza® lowers my a1c and blood sugar better than the leading branded pill, which didn't get me to my goal. lowers my a1c better than the leading branded injectable. the one i used to take. victoza® lowers blood sugar in three ways. victoza® may help you lose some weight. non-insulin victoza® comes in a pen and is taken once a day. (announcer) victoza® is not recommended as the first medication to treat diabetes and is not for people with type 1 diabetes or diabetic ketoacidosis. do not take victoza® if you have a personal or family history of medullary thyroid cancer, multiple endocrine neoplasia syndrome type 2, or if you are allergic to victoza® or any of its ingredients. stop taking victoza® and call your doctor right away if you get a lump or swelling in your neck or if you develop any allergic symptoms including itching, rash, or difficulty breathing. serious side effects may happen, including pancreatitis, so stop taking victoza® and call your doctor right away if you have severe pain in your stomach area. tell your doctor your medical history. taking victoza® with a sulfonylurea or insulin may cause low blood sugar. the most common side effects are headache, nausea, diarrhea, and vomiting. side effects can lead to dehydration, which may cause kidney problems. now's the time for a better moment of proof. ask your doctor about victoza®. you know what time it is, almost time to get back to school, and parents took advantage of the no taxes on school supplies this weekend. our stephanie ramirez is finding out what people are buying this tax free holiday. >> anything with anything you can get more of for the staple amount of money or less is always what -- same amount. money or less is always what sells first. >> if you haven't taken advantage of virginia's tax free holiday, you have until 11:59 tonight. so you may not even be aware that this is a sport, buta 17-year-old dumfries teenager has become a world champion at excel spreadsheets, the first time an american has clinched this title and wusa9's sarah konsmo has more. >> reporter: this local high school student can barely contain his love for data. >> it's fun because i get to have it all there out on a spreadsheet. >> reporter: it happened all by accident. >> just walked into class one day and the teacher said i qualified for a national competition. >> reporter: the national competition which pits excel users against each other by givi scenarios to work with. first place is $3,000 and a chance to compete at the world competition in anaheim. >> when it went to the world competition, i was just like why not like this could be it. >> reporter: he was up against finalists from 49 countries, the top 200 out of 2.2 million who applied. >> when we got there, we did have people tell us that a lot of contingencies come from the other countries and those kids train year-round for that competition. >> reporter: he only had a limited time to practice between varsity baseball, a part-time job at chick-fil-a and being an eagle scout. in 16 years of competition this is the first time an american has clinched the title. >> i can feel my heart pounding and when his name comes up on this big screen and for usa, we both jumped up, screamed and hugged each other, the tightest hug you could ever imagine, and just beaming with pride. >> reporter: which he will put toward college tuition. >> working hard and striving for excellence were sort of any two big components trying to win this world championship and how i basically live my life, too much. >> reporter: he says he plans to pursue business or medicine and at this point his future looks pretty fun to quantify. in dumfries, virginia, sarah konsmo, wusa9. >> there's also similar competitions in microsoft word and in powerpoint, okay. dozens of people worked out this morning in northwest d.c. to raise money for women they don't even know. this is a fundraiser to help the asian pacific islander domestic violence resource project. they help women who are survivors of rape and domestic violence in the dmv. the event started off with this bollywood workout and an in flux self-defense class. the instructors donated their time as well as the studio, jordan's paradise, and 100% of the hope raised goes to help the survivors. change is on the way to star howard will have your full forecast ahead. >> here you go. think about this. you take a deep breath. you can smell the brats cooking, but just how many can you cook on the world's largest grill? question for you, what's 65 feet long and can cook 750 brats at once? it might just be one of the largest grills in the world. this thing travels the country raising money for local charities. organizers say they've raised more than $4 million since hitting the road in 1995. >> to take part in all community events across the united states and the proceeds from all these events goes back to the local charities. >> and proceeds from today's event went to big brothers big sisters. trending tonight a california man now has several hundred job offers after a woman's facebook post went viral. the side of the street with a sign that said hard worker needing job. the woman took a picture and video and posted it. the post has been shared more than 7,400 times. jimmy trujillo starts his new roofing job tomorrow. always watching, always tracking, wusa9's first alert weather, d.c.'s most accurate. >> just shows you the importance of marketing. >> exactly and, of course, the force of sharing things. these things can go viral like that. you're right. you want something? ask for it. >> make it happen. >> let me ask you for a nice day tomorrow. >> can't do it. >> i tried. >> we'll get some rain tomorrow, maybe heavy rain at times and a threat if you're south and east of town of potentially strong to severe thunderstorms. let's get to it, lots going on right now. in evening not too bad, -- this evening not too bad, clouds and showers towards the midnight hour, 70s, in the 60s d 70s. the mugginess is coming back and tomorrow get ready for a rough start to the week. showers and storms on and off all day. some of these will be locally heavy with the downpours and potentially severe, but look at the temps, low to mid-70s. i'm only go77 tomorrow at national airport for the high. a lot of areas won't get out of the low 70s. tomorrow's morning commute is moderate to high. i think the p.m. commute wit -- will be the worst. flooding is a moderate risk tomorrow with heavy downpours and damaging winds is low, but if you get into one of those strong storms south and east of town, it could happen. right now 81. we hit 83, 70s in many areas and still 60s, been a very cool weekend up in the mountains of western maryland. if you know somebody that went to deep creek lake, not the warmest by any stretch for august. the dew points are creeping back up with southerly winds and we're watching moving in. showers and light winds in the mountains and heavier storms down toward western kentucky and tennessee. that moisture is all moving this direction and this warm front is also moving in our direction. so there's a lot of things coming together for stop heavy rain at times monday. futurecast shows drier air pulling away. showers tonight, first starting out to the west. they'll be scattered overnight, really picking up tomorrow morning. if we're lucky, we get through the bulk of the commute not too bad. by mid to late morning and lunchtime heavy rains in spots. it could be raining an inch an hour or more. we've got a lot of moisture that will be in the atmosphere. this will be with us through much of the afternoon before starting to taper off toward evening and by tomorrow night the front sags south, drier air building in and tuesday looks a lot better. the severe weather threat south and east of town, southern maryland, the northern neck, looks like stafford south through fredericksburg, spotsylvania and over toward the eastern shore, damaging winds, some hail, isolated tornado. i don't think hail is as much of a risk damaging winds and isolated tornado threat and as much as 3 to 4 inches of rain in spots. we will watch this. this is all for national airport, but you get the idea, heavy rains potentially on monday, 65 to 70 tonight with showers and storms developing. yellow weather alert, 69 to 74 in the morning and you may need extra time both in the morning and the afternoon, some locally heavy rains possible. temps stay the in the 70s on monday. tuesday less humid, becoming partly sunny, 83, nice on wednesday, 84. by thursday isolated storms and the nats are still in town and preseason football up at m&t with the burgundy and gold and the ravens and then more unsettled weather friday, saturday and sunday, could be a tough homestand for the nats. what do you think? >> they were good on the road in wrigley field, the storied national franchise the cubbies taking two of three in fios is not cable. we're a 100% fiber optic network. and with the new fios gigabit connection... you get our fastest... internet ever. with download speeds up to 940 megs - 20 times faster than most people have. switch to fios gigabit connection with tv and phone for $79.99 a month online for the first year. plus hbo for one year and multi-room dvr service for two years, all with a two-year agreement. and switching has never been easier. get out of your contract with up to a $500 credit to help cover your early termination fee. go to fiosgigabit.com i need my blood sugar to stay in control. weekends are my time. i need an insulin that fits my schedule. ♪ tresiba® ready ♪ (announcer) tresiba® is used to control high blood sugar in adults with diabetes. cidosis, during episodes of low blood sugar, or if you are allergic to any of its ingredients. don't share needles or insulin pens. don't reuse needles. the most common side effect is low blood sugar, which may cause dizziness, sweating, confusion, and headac.. check your blood sugar. low blood sugar can be serious and may be life-threatening. injection site reactions may occur. tell your prescriber about all medicines you take and all your medical conditions. taking tzds with insinins like tresiba® may cause serious side effects like heart failure. your insulin dose shouldn't be changed without asking your prescriber. get medical help right away if you have trouble breathing, fast heartbeat, extreme drowsiness, swelling of your face, toueue, or throat, dizziness, or confusion. ask your health care provider if you're tresiba® ready. covered by most insurance and medicare plans. ♪ tresiba® ready ♪ now wusa9 game on sports with frank hanrahan brought to you by xfinity. >> some of the bigger names on the men's side of the city open were no longer around that. gave an up and comer an opportunity to win the $350,000 prize money at rock creek park. it's been an interesting week there. alexander vera, serving and watch his passing shot, just leaving anderson like a statue. he won the first set 6-4 and now here he is match point, a model of consistency, not going to make many mistakes and he does not on this. he forces anderson with the errant backhand and drops his opening set at the city open. he didn't lose a set after and wins the title, his first year this tournament since portro in '08 and he's a rising star in the game. >> i feel good winning right now and obviously want to improve as fast and as much as i can until i'm at the top of the game. that's what i'm trying to do, but it's not in my hands. >> like the hair. nationals were depleted at the world champion cup. he's no strasburg, no max scherzer, no gio gonzalez, no problem as the bats came alive later in the series at wrigley field. you'd swear it was a night game, looked like overcast skies, no delays. 4-4 in the 8th, bases loaded for one matt tweeters. he's been itcricized lately, not today, grand slam putting the nats up 8-4 and, of course, it's the nats tradition to get the helmet taken off after the home run. nats close it out with doolittle on the mound with beard. 9-4. this could be a preview of dare i say the playoffs. there's davis and then mancini with a jack to left as o's cruise 12-3 over detroit. people ask me how do the redskins look at training camp and i'll be honest. i really can't answer that, but we will know more certainly with our first preseason game thursday night at baltimore. not good watching practice. there was another practice in richmond today for the redskins as the fight for the 53 man roster is well underway and thursday night a chance for us to see where the skins are at and they're looking forward to actually playing somebody else they'll tell you. >> any time you go into baltimore and play that defense you got your hands full and it will be a good test for us. we want to play real football. this is a good rehearsal, but it's not the real thing. we look forward to those preseason games to see what we really have. >> kirk cousins, had a nice chat with him yesterday. it's hard not and the redskins. we'll see how they do. >> yeah. you asked him to sing i saw. >> and he said, "i don't sing on command," which who does. do you? >> just happy birthday. we've got a serious day tomorrow with the yellow weather alert, showers, storms, potential flooding, maybe severe weather south and east and much better by tuesday, but please, if you don't have the wusa9 app, download it now and stay up on the weather tomorrow. >> absolutely. thanks so much for watching! we'll see you back fios is not cable. we're a 100% fiber optic network. and with the new fios gigabit connection... you get our fastest... internet ever. optic network. with download speeds up to 940 megs - 20 times faster than most people have. switch to fios gigabit connection with tv and phone 20for 99$79. a month online fore hathe first year. plus hbo for one year and multi-room dvr service for two years, all with a two-year agreement. and switching has never been easier. get out of your contract with up to a $500 credit to help cover your early termination fee. go to fiosgigabit.com the moment you could put this iyourselfment. in the driver's seat of a new mercedes-benz. come to mgm national harbor and enter the choose your ride giveaway. the more you play, the more chances you earn to win your share of $350,000 in prizes including a new mercedes-benz convertible, sedan or suv. so get a move on. join m life rewards and enter the choose your ride giveaway for a chance at your share of $350,000 in prizes and freeplay®. captioning funded by cbs and ford. we go further, so you can.