So right now, millions on lookout for Severe Weather in the threat zone places like houston, memphis and detroit. The system is packing heavy hail, rain and possible tornadoes. And it comes after a weekend of wild weather in texas. Several reported twisters, one ef3 left a person dead. Flooding up to 11 inches of rain. The National Guard using boats and choppers to rescue people. And in iowa, a twisters direct hit. There goes the school. There goes the school wow, a tornado blasting a high school. Over 100 people were inside. Outside, this is what the damage looked like. Now, to south dakota. A town leveled. Homes wiped away. A church destroyed. 130mileperhour tornado weather leaving people without power and water. Surreal, absolutely surreal. When i see sections of it you dont ever think this will happen to you. And in eads, colorado, a wild sight, a twister tangled in a rainbow. But in denver, winter is still winning, up to 3 inches of snow there. And yes, indeed, it is may. Well, the pentagon has ordered u. S. Military bases to raise their security level since the First Time Since the tenth anniversary 9 11. This is after isisinspired attacks from domestic terrorists. Nbcs tracie potts is live in washington for us this morning. So, tracie, what is the pentagon doing to thwart any possible isis attacks here at home . First of all, theyre getting word out and they have raised security at military bases. The concern may be there may be some recruiting at military stations, but they dont know who and they dont know where. There are more i. D. Checks and vehicle searches on 3,000 military bases this morning after isis claimed responsibility for the deadly garland, texas attack. They put the pentagon amid more general and growing fear of home grown terrorists. Really, terrorism has gone viral. Reporter isis not planning, but inspiring lone wolf attacks right here in the u. S. You do it, we take credit for it. Reporter the fbi is taking another look at whether theyre watching the most likely suspects, but admits its impossible to track thousands of isis improvisers. Its a force that we really havent seen before. And we have to begin to cope more seriously with it. Reporter but leaders disagree on how. I think the best strategy the u. S. Could employ to defeat this is actually defeat isis in iraq and syria. It has to come from islamic leaders who, frankly, can talk the language, better than the federal government can. Reporter others think state and local police should help keep an eye on potential terrorists living in their communities. It is a startling situation, thousands of detainees too injured for jail. This morning in baltimore, new allegations piling on the police force already by the justice department. According to a report obtained by the Baltimore Sun between june and 2012 of april of this year, more than 2600 people were refused admittance to the Baltimore Detention Center because of injuries too severe. They include visible head injuries to broken noses or facial traumas. The records dont say how those detainees were injured or whether they were hurt while in custody. The report does imply police disregard or didnt know about injuries during arrests. Baltimore police have not commented. And last night, in baltimore, an attempt to unite the divided city. Music legend prince put on a rally for peace in response to the death of freddie gray. Even sang a new song called baltimore. The proceeds will go to the citys youth charities. In hattiesburg, mississippi, four people accused of gunning down two officers will face a judge today. One of the officers was just a rookie. Nbcs brian mooar has the latest. Reporter hattiesburg, mississippi, hasnt seen an officer slain in the line of duty in more than 30 years. And here we are on mothers day, a tragedy for all americans. Its a tragedy for our community. Reporter officer Benjamin Deen who initiated a fateful traffic stop and his backup officer liquori tate were gunned down saturday night. After a massive Manhunt Police arrested four suspects. Marvin banks charged with two counts of capital murder as was joanie calloway. Curtin banks, marvins brother, charged as an accessory after the fact. For now, officials wont discuss a motive or details. We know he caused for a backup for a reason and well find it out. Reporter Hattiesburg Police have turned the case over to the Mississippi Bureau of investigation as the department and the community deals with a sudden loss. Brian mooar, nbc news. Well mom, she loves a call on mothers day. Imagine that call is from the president of the united states. He stopped to say thank you to some moms who had written him letters. Hi, patty. Hi, yes. Hey, this is barack obama. Nah ha yeah, it is. No way way. I was so proud of everything youve done, raising four kids. And how you raised your sons. Its president barack obama. We decided on mothers day we needed to call some moms. Hi how are you . Doing the most important work there is. Well, i sure appreciate to hear you say that. Now that is a nice happy mothers day. 123 tornados this weekend. Over night the texas area was hit pretty hard. Still watch and were all done with the tornado watches now. The last one was cleared a couple of hours ago. Little rock you have flash flooding and over two and a half inches of rain. The snow was very impressive too. Areas back and only a couple of inches. 13 inches of snow and its still snowing this morning in north dakota. It happened irch now and then but its rare this late in the season to get snow like that. Then of course we have the Severe Weather threat and 57 Million People in line. A few tornados are possible and then a lot of wind damage and hail possible down into south texas. Ana hit the carolinas and continued the spin here and just the drenching area and some active weather continues into today. The northwest also getting some showers and storms and especially in but its a hit and miss. In california some of the rain is next for you. A little wet weather coming from Northern California and we will take what we can get. Coming up, graduation comments. Plus, a girl says her phone catches on fire in her pocket. Youre watching early today. Welcome back, everybody. Stories making news this morning. From nbc news, saudi Arabias King Salman to skip arab Leaders Summit in washington. Many are calling this a signal of saudi arabias disapproval of the iran nuclear deal. A 12yearold in miami had to go to the hospital after her family claims her iphone caught fire. It was in her back pocket at the time. She suffered Second Degree burns. Apple has not commented. And a chinese billionaire has treated all of his employees to a vacation in france. The company booked rooms in more than 140 hotels for the fourday vacation. A Georgia School principal is coming under fire for making a racial remark during a graduation ceremony. As richard lui explains, the principal is apologizing but the backlash continues. Reporter graduation day, phone cameras are rolling and the principal says this. Do not listen to this speech. All the black. Nancy gordeuk accidentally skipped the valedictorian. The parent got mad. Reporter then the tnt Academy Founder tried to shut the audience in. She is off her rocker. That means dont argue. Reporter someone was taking pictures close to the podium. Yall owe this young man an apology, especially that goober that was coming through with his reporter a man with Police Written on his shirt moves towards the stage. That was so rude. Where are you, you little come on back. Reporter and on one camera, a graduate who is white walks out. Then the comment. Looks whos leaving. All the black. Reporter this graduation may not be remembered as a celebration for everyone. I apologize to everyone in attendance there. The statement was not made as a racist remark. When i looked over, all i saw were black people moving. The devil was in the house. Shes trying to talk about the devil being in the house. Shes trying to make it literal saying i was talking about those black people, but there was a white family that left, too. She was not up set about that. Reporter in a 450word letter, gordeuk says i sincerely apologize to all of the persons in the attendance at the ceremony for the actions caused by a few. I deeply apologize for my actions made in the emotional state to trying to let the last student finish her speech. Once you say you people and you Start Talking about generalization about all black people, theres nothing redeeming about that. Theres no explanation, no context. Reporter the graduate Dante Lambert does not harbor bad feelings. I think of the positive side, the family came to support me. We made the best of a bad situation. Just ahead, sudden death at the markets could be under a little bit of pressure and following a some what jobs report that could have the fears of a Interest Rate hike. Look for the data and inflation and the consumer. Uber could be riding around with a lot of cash in the trunk. They plan to do funds thats worth more than 50 million. And the avengers tops the box office for the second time in a week. Thats the second best week ever, and trailing the first movie. They have made 875 million and could top a billion dollars this week, and its yet to open in china. Melissa, back to you. Just ahead, sudden death at the most famous hole in golf. Plus, Ruth Bader Ginsburg in hollywood, the famous actress who will play her on the big screen. Many parents this morning on today, nbcs Hallie Jackson is taking a look at a new study that shows how parents of overweight children are blind to the childs unhealthy diet. Now sports, lets start with the nba playoffs. The l. A. Clippers hammer the Houston Rockets 12895. They are within the kings first ever trip to the western conference titles. Next, the cavs bull, and a game winning buzzer beater. Derrick rose for the open jam. Then being tide at 8484. 1. 5 seconds on the clock. 1. 5 remaining. James for the win its good lebron james at the buzzer. Series now tied at two each. In baseball, the yanks got a gem out of pitcher michael pineda. He struck out 16 orioles in route to a 62 win. And a playoff between rickie fowler, kevin kisner and sergio garcia. And for the win, kisner coming up just a bit short on that putt. But then 26yearold fowler sinks the short one for the victory, taking home 1. 8 million. Along with some serious celebrating and smooching from his girlfriend alexis randock. All that from a guy called overrated earlier in the week in anonymous player poll. Announcer early today is brought to you by just for men. Just you and the look you want. Former president jimmy carter, what we know about his health. Plus, caught on camera, a black bear sends tourists running for safety. Im caridee. Ive had moderate to Severe Plaque Psoriasis most of my life. But that hasnt stopped me from modeling. My doctor told me about stelara® it helps keep my skin clearer. With only 4 doses a year after 2 starter doses. Stelara® helps me be in season. Stelara® may lower your ability to fight infections and increase your risk of infections. Some serious infections require hospitalization. Before starting stelara® your doctor should test for tuberculosis. Stelara® may increase your risk of cancer. 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Charmin take a closer look at charmin ultra soft and youll love what you see. Not only can you use less, but you can actually see the softness in our comfort cushions. We all go. Why not enjoy the go with charmin ultra soft . All right. Now for some Entertainment News for you. Ever wonder if a rookie can outrun. Buenos aires more than 6500 fans showed up to run the 7k race. Who won . Natalie port man is expected to play upcoming film based on sox, and saturday night live celebrated mothers day for celebrating and saying bad. Im sorry that i used to pea the bed and then run out paying and then freak out and pee the whole way there. I am sorry when i play with my friends we reinacted mary fisher. Im sorry for asking for the car. I rubbed jeans with ricky. How was mothers day in your house. It was good. I am melissa, and this is early today. We hope that this is your first stop on nbc. Smash me. Dear god, smash me into a million pieces little miss puffytail thinks every time someone enters this room. For while the people who come in here can use quilted northern, a toilet paper that works so well they can completely forget their experience. Little miss puffytail can never forget. She can dream. Dream for the sweet, sweet swing of a careless elbow. Quilted northern. Designed to be forgotten. Wish your skin could bounce back like it used to . New neutrogena hydro boost water gel. With hyaluronic acid it plumps skin cells with intense hydration and locks it in. For supple, hydrated skin. Hydro boost. From neutrogena. Fame change me . Not so much. I have to stay true to who i am. Almay smart shade makeup gets me. And my skintone. Perfectly. Underneath, im still carrie from checotah, oklahoma. Smart shades biggest fan youve got to try it almay. Simply american. Le ading the news in the daily mail no longer an invisible man. West point to name new 186 million barracks after black graduate who was shunned and bullied by the entire university. Four star general benjamin o. Davis entered in 1942. He went on to become the first black general who demanded the allblack Tuskegee Airmen in world war ii. In china, an 80person police choir was rehearsing when the stage they were on went that happened on saturday. Singers feel 15 feet eight were reportedly injured. Millennials may have fewer sexual partners than baby boomers. The study tested 33,000 people and according to another study using data from match. Com. 49 of 20 somethings have not had sex in the past year. And one in three are virgins. Now to guyana, jimmy carter had to cut his trip short because he was sick. He was in the south american nations. No details on the illness has been released. Carter is 90 years old. In colorado one latino Restaurant Owner is getting heat for planning to host a white people Appreciation Day where his caucasian customers get a 10 discount. We have a whole month for hispanic heritage month. So we figured the least we can do is offer one day to appreciate white americans. Not everybody liked the idea. Someone even called in a bomb threat. On june 11th, everyone will get the discount if they ask for it. Take a look at this video from Yellowstone National park. Run a park ranger can be heard telling the tourists to run from a mama bear and her cubs. Apparently the park visitors got a little too close for comfort. The mama bear can be seen running towards the tourists causing them, obviously, to run for their cars. Authorities are reminding the public to stay as far away from bears as possible. And sports and commutator is 63. Now, keep it right here for more news sports and weather. Thanks for watching early today. For commuters who need to use the san mateo bridge. The closure not quite over yet. Im Stephanie Chuang live on the bridge with what you need to know m. To vaccinate or not. The debate Takes Center Stage in the bay area this morning. A bill set to go to the senate this week but not before parents voice their concerns. Torrential twister ripping across, up rooting tree destroying schools, and the trouble is not over yet. Lets look at the calm out there in the bay area by the bay bridge. It is monday may 11th. This is today in the bay