September 23, 2012 6:34 pm Gun Goes Off at Philly International Airport US Airways confirmed that a Republic Airlines flight attendant showed up to work Sunday at Philadelphia International Airport with a loaded gun in her bag that accidentally discharged. US & World Videos 9:46 Another NJ earthquake: The Lineup 2:54 Penn leaders reiterate to pro-Palestinian protesters that they need to pack up camp 1:44 Pro-Palestinian protesters remain on UPenn's campus despite warnings to disband 1:30 Protests calling for ceasefire continue at Penn 6:33 Family affair: Former Eagle and new Eagle Jeremiah Trotter and Jeremiah Trotter Jr. speak out