an elongated trough of low pressure has formed to our west and extends into wisconsin along with an associated leading edge of warm air. that frontal boundary will remain essentially stationary for the next 48 hours or so acting as a track for twists in the atmosphere to ride along. those "spins" will trigger periodic opportunities for more showers and storms through tomorrow night with the chance of some lingering showers into friday, as well. in addition to rising temperatures, the moisture will surge, too. dew points will remain near 70 degrees through thursday before the humidity retreats a bit by the end of the work week. even though it appears conditions weekend, plenty of clouds could for saturday as the mercury returns to about average with highs near 70 degrees. the city of charlotte, north carolina bracing for the potential of more demonstrations tonight.that's after a night of violent protest following the police shooting yesterday afternoon. mark barger reports. (nats: riot)the night of violent protests in charlotte followed an officer's fatal shooting of a black man tuesday afternoon. an incident for which police and witnesses give conflicting accounts. radio calls: "we've got shots fired. 1 suspect down. legacy court.")brentley vinson, a black officer, shot 43 year old keith lamont scott. officers had encountered scott while trying to serve warrants on a different man at an apartment complex.police chief kerr putney says scott ignored officers' commands to drop his i can also tell you, we did not find a book that has been made reference to."multiple witnesses, on social media and in interviews, say scott had no gun...and had been sitting his car, reading a book, awaiting his son's arrival from school."this man was sitting out here minding his business, waiting for his son and he lost his life. that's not right." :07at least one community activist called for an economic boycott of the city."since black lives don't matter for this city, then our bl :05 after a night of violent protest that caused non-life threatening injuries to 16 officers, charlotte's mayor appealed for calm."we all see this as a tragedy. we all want to work toward a peaceful community. we know that wehave to work to do." that includes police preparing for the potential of more demonstrations tonight.mark barger / nbc news, charlotte. officer vinson is on administrative leave. he was not wearing a body camera, but being reviewed. in syria, an airstrike killed medics responding to an earlier bombing raid.the airstrike forced the u-n to stop desperately needed deliveries.all of this ..at the end of a week-long ceasefire that was supposed to open syria so aid workers could get through safely. secretary of state john kerry has called for a stop of all air traffic over humanitarian routes. nearly one million walmart workers recently received cash bonuses.the company rewarded workers for meeting experience. the payouts are part of a two point seven billion dollar incentive plan that was launched last year, when walmart also raised its minimum wage. a mural on the east side causing quite the stir.coming up on the now milwaukee at 6:30. the artist says he had the best of intentions. but his mural creating some controversy.. we'll show you what he painted.. the now milwaukee will be live on facebook or online at tmj4 dot still ahead: packing school lunches that kids will actually eat!but first, we'll show you around the new african american history museum opening in our nation's capitol. there's a cool, new spin on one of wisconsin's favorite lotto games. it's supercash! five'll get ya six. throughout september purchase a $5 or greater supercash! ticket and receive a "bonus play ticket" with two additional plays for the next drawing. only during september! this exciting offer from the wisconsin lottery is going fast. russ feingold: i'm russ fe essage. narrator: listen to ron johnson on social security: johnson: social security is a legal ponzi scheme. narrator: as senator, johnson's been working to turn it into one. he wants to privatize social security putting benefits at risk. and he attacks medicare -- would turn it into a voucher program, costing seniors thousands out-of-pocket. don't let ron johnson turn social security into a johnson: ...legal ponzi scheme. narrator: senator johnson. not for seniors. the smithsonian "national museum of african american history and culture" opens to the public this weekend in washington d-c.tracie potts shows us around. 13 years after congress approved it museum of african american history and culture opens this weekend. "white, black, latino - whether our families have been here 200 years or got here 20 minutes ago, this is a story that helps us better understand who we are as americans." there are nearly 4- thousand artifacts here... some dating back to the 18th century...through slavery... segregation... and civil rights - then... and now. one exhibit chronicles the tuskeegee airmen - the nation's first black military weren't expected to be anything - they were more than anyone imagined." harriet tubman's hymn book - rosa parks' dress - louis armstrong's trumpet - and muhammad ali's boxing gloves are on display. plus many pioneers you may not know:"the pacific parachute company was the first - if not the only - war production plant that was owned and operated by african americans during world war ii." henry boyd bought his freedom and built a furniture factory - only to close nearly 30 years because people repeatedly tried to burn it down. "we in many instances need to hear those stories of inspiration - those stories of determination - those stories of courage."some of america's forgotten stories -- now with their own place in history. tracie potts, washington. the museum cost 540 million dollars.federal funds covered half and the smithsonian covered the other half.the coming up: incredible research that shows what smoking does to a person's d-n-a.but first, here's a live look from mitchell international airpot. meteorologist scott steele is back with the latest on our honey, is the internet back yet? yes!! i need to let her know that i like this! i like, like, like, like... i haven't seen a movie based on a comic book in so long. i know. we're over here internet people! get high speed internet from at&t. with over 99% reliability. plus, switch and get a $200 reward card. an elongated trough of low pressure has formed to our west and extends into wisconsin along with an associated leading edge of warm air. that frontal boundary will remain essentially stationary for the next 48 hours or so acting as atmosphere to ride along. those "spins" will trigger periodic opportunities for more showers and storms through tomorrow the chance of some lingering showers into friday, as well. in addition to rising will remain near 70 degrees through thursday before the humidity retreats a bit by the end of the though it appears conditions will dry out in time for the weekend, plenty of clouds could stick around for returns to about average with back to school means back to packing lunches... and we know it's a challenge!doctor frank mcgeorge shows us something that can make it ?easier? to pack a healthy lunch... that your kids will actually eat. dietitian...as a mom to two teenage boys... she has some experience packing lunches. "many, many years, laughs" thayer says to start packing better lunches -- think ?inside? the box... the bento box, that is.("the bento box is something we get from japanese culture..."bento boxes have been around for centuries... but these colorful silicone versions are dishwasher-safe and perfect for kids."the foods don't touch each other. for those kids who don't want their food to touch each other."to create even more thayer likes these silicone muffin cups.she says the formula for a healthy lunch is simple -- try to include one fruit, one vegetable, one whole grain, one protein and one dairy.as for dessert -- "it doesn't have to be something you do every day. make it, make it a treat."we asked thayer to create four sample lunches.. using ingredients most kids like. first -- the mexican theme bento box. it's the only one that requires cooking -- just some ground chicken or turkey "we've got some whole grain chips some ground turkey we will put a little bit of cheese. and so they can make their own nachos."cherry tomatoes, carrots, cucumbers and berries add the color. lunch two features whole grain pita chips."use your silicone cup to put some hummus, for dipping."fresh veggies, yogurt, and a clementine fill the rest of the squares.lunch three is a turkey and cheese roll-up...and finally -- a small bites sampler -- with a hard-boiled egg, cheese cubes, chips... and a mix of your child's vo vegetables.thayer's most important advice -- involve your kids in the lunch packing process."if they're actually putting the foods in, they're up next: how smoking can affect a person's d-n-a.and the tonight show host... in a more news now....there's evidence that smoking can affect a person's d-n-a. researchers studied samples from 16 thousand adults.they found smokers had changes in over seven thousand genes linked to cancer, heart disease and stroke.the good news is most genes recovered within five years of quitting smoking.but some stayed even 30 years after kicking evenflo is recalling almost 30 loosen the harness.the recall involves certain evolve three in one seats.you can get a free remedy kit. check the company's website for information. tonight show host jimmy fallon has ended up in an idaho corn maze.check it out. the farm owner says the whole process from design to cutting the pathways takes a couple of "we have no view from the creating it. so we cut that out, and we have a moment of truth when we go up in the helicopter." the farm has been open for 20 years. here's a look at what's on t-v tonight. "the mike mccarthy show" at 6:30. followed by "blindspot"--- "law and order" and "chicago p-d"then more local news on live at ten. at at&t, we believe in access. the opportunity for everyone to explore d full of possibilities. connecting with family, friends and the things that matter most. and because nothing keeps us more connected than the internet, we've created access from at&t. if a member of your household is a snap participant, you may qualify for home internet at a discounted rate of $10 a month. no commitment, deposit, or installation fee. thanks for joining us at 4-30. the news continues with live at five. next. investigators say a terrible health problems. why docters say those alleged lies, put the child in danger. live at 5 starts now. that breaking news- police called to a shooting investigation on milwaukee's north side about an hour ago rebecca klopf is at 20th and center with the details i'm here at 20th and hadley neighbors say one child shot another.the fire department confirms a child has been taken to children's hospital just before 4 tell me an age or condition. reporting on the city's northwest side, rebecca klopf now, to the big story at five: more rain on the way... we've got a flash flood watch for fond du lac, sheboygan and dodge counties until seven tomorrow night! all this rain is even prompting a warning for the wisconsin d-o-t... saying traveling could be dangerous tomorrowchief meteologist john malan is in the weather center with your forecast an elongated trough of low pressure has formed to our west and te associated leading edge of warm air. that frontal boundary will remain essentially stationary for the next 48 hours or so acting as a track for twists in the atmosphere to ride along. those "spins" will trigger periodic opportunities for more showers and storms through tomorrow night with the chance of some lingering showers into friday, as well. in addition to rising temperatures, the moisture will surge, too. dew points will remain near 70 degrees humidity retreats a bit by the end of the work week. even though it appears conditions will dry out in time for the weekend, plenty of clouds could stick around for saturday as the mercury returns to about average with highs near 70 degrees. looks like theyst have been found at three different banks in kenosha... police there are now looking for two men caught on surveillance cameras. rikki mitchell is live at one of the locations with more. police say this fraud case involves a north shore bank branch here in kenosha as well as two different true stone financial credit unions. police say the two men seen in these surveillance photos installed card skimmers over atms at three different bank locations in kenosha. those locations included a true