Coast Guard Petty Officer 2nd Class Daniel Dilorenzo gathers his belongings after a Transportation Security Administration screening at Jacksonville International Airport in Jacksonville, Fla., Wednesday, April 16, 2014. Dilorenzo and about 30 other Coast Guardsmen were invited to participate as role players in a Jacksonville International Airport active shooter exercise, and wore civilian attire and carried baggage to help make the exercise as realistic as possible. (U.S. Coast Guard photo by Petty Officer 1st Class Lauren Jorgensen)