Vice President Joe Biden listens as Chief Thomas Hyers of the Springettsbury police department talks

Vice President Joe Biden listens as Chief Thomas Hyers of the Springettsbury police department talks about a .223 round, during a roundtable with law enforcement officials and members of congress on gun safety, at Girard College in Philadelphia, PA, Feb., 11, 2013. To Chief Hyers' right is Chief Scott Thomson of Camden, New Jersey.