September 19, 2013 7:04 am How Did DC Shooter Get Security Clearance? Federal prosecutors want to know how the man who shot and killed 12 people at the Washington, D.C. Nay Yard got his security clearance. NBC10’s Jesse Gary reports. US & World Videos 7:05 Hundreds of pro-Palestinian protesters walked through Center City on Saturday 0:19 1 dead, 1 hurt in Delaware County shooting Friday afternoon, police say 1:57 Clear the Shelters: Happy Caturday! 2:23 Philadelphia Style Mag celebrates 25 years with glamorous party 2:06 Days before UPenn's graduation ceremony, protesters take to the streets
