lowell melser has been following the story and joins us live from baltimore city police headquarters. >> donna, police are calling this a tragic and senseless crime. a well-known 51-year-old researcher from nih gunned down in front of his home. police right now are investigating this as an attempted robbery that ended in murder. >> they are canvassing the 2800 block of chesterfield avenue and they're looking for clues after 51-year-old dr. peter marvit was gunned down friday night. >> was believed that he was exiting are entering this vehicle a few blocks away from his home. >> he was shot in the head and torso wind pronounced dead a half-hour later at hopkins hospital. >> he was an exuberant, have become a joyous, terrific guy. >> people congregating at his home did not wish to talk to 11 news, the music director of the baltimore choral arts society says he sang with the choir for five years and the night he was killed, he had left practice at around 10:00 p.m. according to university officials, he had been a research assistant professor and a postdoctoral fellow at the school of med

lowell melser, wbal-tv 11 news. >> the stabbing of an infant at a department of social services site at the hands of her own mother has prompted some changes that facilities across the state. lisa robinson joins us from the newsroom with more on the new security measures now in place. >> the eight-month-old was stabbed multiple times. >> some of the steps we have in place now would have prevented him from getting into the room in the first place and would have helped in getting healthcare quicker. >> this date is implementing changes to ensure that kind of violence that happen again. >> an addition to the security detail at the front of each of our doors, we have metal detectors, and every bag that comes in is checked. >> loggers have been installed for visitors to use to store their back. video service is available. >> it has been a shot in the arm for our department and increase darker reassurance. >> the secretary says the baby girl is doing ok. >> she is safe and has recovered from her physical injuries. she is in a safe and loving home. lisa robinson, wbal-tv 11 news. >> baltimo

first, let's look outside with meteorologist lowell melser. >> gorgeous. >> you guys have plans for today? >> i'm going to try a run. >> a run and ravens? >> nap and ravens football. >> barbecue outside, as you're preparing for the game, it's a great day for that. if you're heading up to philadelphia to watch the game, better get going. >> are you barbecuing for us? >> we may just do that. the grill's on the deck. >> ok. >> going to come by? a little wet activity to the south of us in richmond and north carolina, going to stay to the south of us because of high pressure dominating over pennsylvania but we are watching another system bringing us rain monday and tuesday. quickly at the airport, 63 degrees, pressure rising on the barometer to 30.16, winds light at 3 miles per hour. you'll need the umbrella on tuesday. the forecast is coming up. >> our big story this morning, two more troops killed in attacks overseas. nato believes a man believed to be a member of the afghan local police turned his weapon on u.s. led coalition forces, killing two international service members. >> the attack

i am lowell melser and i will have a live report. >> live, local, late-breaking.his is 11 news at 6:00 p.m. >> i felt like i would get shot. >> nearly two weeks since the day a baltimore student opened fire inside a school cafeteria, authorities are now dealing with the number -- with another gun incident, this time at a middle school. an eighth grader took a gun to class this morning at stemmers run middle school. >> police say he pointed the gun first at his teacher and then a classmate and then and himself before the weapon could be tl

lowell melser come wbal's from tv 11 news. >> within the last 90 minutes, detectives have confirmed have made an arrest. kelly ellerby, jr., the man who opened fire last week. he targeted his 19-year-old victim last wednesday. neither the suspect or the victim are students at morgan state and the school was placed on shut down. he will be facing multiple charges tonight and we will bring you the details that they become available. baltimore county is launching a search for a security and safety director after two incidents in baltimore county schools. school security post is one that has become a necessity for neighboring anne arundel county. tim tooten spoke with their top cop. >> they hired their first school security officer almost 10 years ago. this is gonna long way in trying to keep students safe. >> we brought everyone in from the portable classrooms because of a tornado watch. we are part of an office that handles physical security as well as personal safety issues, personal -- emergency planning. >> they also carry out security measures in the school system. part of his job is t

lowell melser joins us live from m&t bank stadium. >> as you pointed out, last night's game was emotional on so many different levels. torrey smith dealing with the passing of his brother, and then we had all the questionable calls from the referees during the game, and the last minute game winning field goal, leaving ravens fans exhausted today. sunday night's ravens-patriots game was fueled by a motion, awin ravens fans or more than happy to take. >> it was exciting, because the score was close. >> as any fan knows, it was anything but a normal game. before it even started, a disturbing new saturday concerning wide receiver torrey smith that his brother was killed in a motorcycle accident. he posted on twitter, "i cannot believe my little brother is gone. be thankful for your loved ones and tell them you love them." >> is a tough situation. i am glad i was here with my family. i look forward to going onto next thursday. >> then there was the question of the officiating. >> terrible, terrible. the officiating prove they were replacements. >> 24 penalties were called and after the game wi

first we will check outside with meteorologist lowell melser, it was perfect yesterday. >> and it will be perfect again today, great football weather, even though the ravens are in philadelphia, they'll have pretty much the same weather we will have -- partly cloudy conditions, temperatures in the 70's. h.d. doppler radar, you did see rain showers, rain shower to the south of us down in north carolina and virginia and out into the kentucky area. high pressure will keep that away from us. currently at b.w.i. airport, 54 degrees. the dew point around 51. humidity 90%, winds are calm and the barometer is 30.13. all good things must come to an end and the beginning of the week doesn't look that good. we will break that down for you coming up. >> our big story this morning, two more troops killed in attacks overseas. nato says a man believed to be a member of the afghan local police turned his weapon on two service members. >> the attack comes on the same day as the maryland guard unit that trained police in afghanistan returned home. george lettis has more on the story. >> it's fantastic t

. >> lowell melser joins us live from northwest baltimore with details on the story. >> according to the mayor's office, the new task force that the mayor's farming has more to do with the effectiveness of the cameras and public outcry. the mayor says she wants to make sure that the cameras are doing their job in promoting public safety after some startling figures concerning pedestrian deaths. it was two weeks ago when the city discovered the money from the seven dozen speed and red light cameras have brought in $19.20 million. it had only budgeted for $15 million. the numbers may have raised questions about the cameras prompting khmer rawlings blake to establish a task force to take a closer look at the cameras to make sure they are being used to match the promote traffic safety. >> we have kids who need to be safe going to and from school. we want to make sure that we're using our speed cameras program to get the best result that we can to promote public safety. >> the board will consist of traffic safety experts, community activists, a.a.a., and school representatives. >> we will

lowell melser, wbal-tv 11 news. >> it was a picture-perfect afternoon. >> high pressure producing great weather for baseball. it looks like it will last for most of tomorrow. you can see there is an cloudiness approaching. not as pictu-perfect and clean tomorrow as far as the weather goes tomorrow. all the unsettled weather east of cleveland and back to the great lakes will rolled through here tomorrow afternoon and tomorrow evening. 81 today, and normal is 79. a little bit above normal in the afternoon, but the morning was cool and comfortable as 55 degrees. los 70 posey added far western maryland, and around 80 degrees in the baltimore area. it will be beautiful again tonight, mainly clear skies. calm winds and son set at 7:17. the front will come sliding through here and look at the temperature contrasts. 79 in cleveland right now to 68 in chicago. there are some showers on the western side of the front with wet weather approaching chicago. look at the very narrow band of showers. is a fairly weak area of rain that will come through here east of the mountains. does not look like it w

we began lowell melser, live in towson at county police headquarters. >> baltimore county executive kevin kamenetz is not wasting any time with the issuing an executive order to increase patrols at county schools, and to provide doctors with metal detecting wants to use as he called in suspicious situations. police are trying to figure out how this 13-year-old boy got the gun. they are also praising his teacher for bravery. another scare involving a loaded gun at a baltimore county school, this time it was stemmers run middle school in essex. police a tuesday morning, and eighth grade, 13-year-old boy entered the school with a hunting knife and a semi- automatic pistol, similar to this one as shown by police. >> this weapon is small enough to fit in the palm of your hand, as large as the cellphone you have in your pocket right now. >> police say at the end of the first period, at around 9:50, the student pulled out the gun in the classroom that had about 25 students and a brave teacher. >> at the end of class, he produced a weapon, he first. at his teacher than his classmates, and then to

. >> lowell melser, wbal-tv 11 news. >> the psc will take all the information from today in the previous public hearings to file a report. >> the nation bid farewell to the first man to walk on the moon, neil armstrong. hundreds of mourners, including apollo era astronauts, gathered at the washington national cathedral to celebrate a true american hero. many spoke of how armstrong affected them personally. >> he did not want attention called to himself. he might have smiled at it, but he would have said, is that really mean they are honoring? >> i join a grateful nation in saluting the brave and humble servant who never stopped dreaming, never stopped working to make those dreams reality, and inspired each and everyone of us. >> neil armstrong died last month at age 82. >> now, your insta-weather forecast with chief meteorologist tom tasselmyer. >> the beautiful late summer weather has been with us all week long. it looks like it will be your good part of friday, too, before a weak front comes through tomorrow night. that will not have a great impact on the area. 2 degrees warmer than no

lowell melser has more. >> >> orioles' fever, magic, whatever you want to call it, has taken a grip on and is not letting go. >> it's fabulous. it's exciting to see and there's a lot of momentum and we hope it continues. >> goodbye, home run, it's a fair ball! orioles 3, rays 2, in 14. >> after a sweep of the tampa bay rays, the orioles are now headed out west on a nine-game road trip, and keeping the spirit alive is now more important than ever. >> i love them. they're just doing so great right now. >> is it exciting to see? >> yes, it is. i wake up, before i go do anything and i catch the last half of the game because i usually be asleep but they're great. >> we bought tickets and it happened they started playing better. the past couple of years, we probably won't went to one or two games. i'll go to about 10 games this year. >> the winning ways of the o's have put sports memorabilia stores in an interesting situation. at poor boys in dundalk, september usually means the entire store is ravens purple but this year there's a lot of orange, as well. >> usually when the season gets roll

i'm lowell melser, wbal-tv tv-11 news. >> the o's are back in town monday the 24th. >> lamaring data coming out about the west nile virus. more and more people have learned they've tested positive trying to help others in need. george lettis explains. >> the littlest of creatures are causing a health risk across maryland. this year, the mosquito-borne west nile virus has killed two people with 25 people in the state having been infected, half with the more severe strain of the virus. more people than ever have learned they've tested positive when they tried to donate blood. when you donate blood, it goes to a lab and tested for diseases like hiv, syphilis and west nile virus. >> if that test is positive, that donation is removed from the blood supply so it's not made available for transfusions. so the blood supply is considered protected. >> in 2010, the c.d.c. reported there were no such cases amongst blood donors in maryland. in 2011, three would-be donors tested positive, and in 2012, that number has jumped to 10. nationally in 2012, 385 would-be donors had a positive west nile te