May 27, 2011 11:34 pm “It Was Just a Shake” Witnesses to the mystery Northeast Philly boom try to describe what happened. US & World Videos 1:49 ‘We have to do better': Philly teen dedicates her Instagram to humanizing victims of gun violence 1:22 Video shows man walk up to ring doorbell with an apparent gun, police say 2:27 76ers team owners bought tickets to pack the Wells Fargo Center with Sixers fans 1:28 Neumann University students help Delco law enforcement to investigate crime cases 0:55 Former nursing home repurposed as new triage center for homelessness and addiction