An active shooter and three victims are dead after gunfire at the Naval Air Station in Pensacola early this (Friday) morning, with at least 11 others treated at Baptist and Sacred Heart Hospitals in Pensacola. WUWF’s Dave Dunwoody reports. Gun Safety advocates say more needs to be done to prevent mass shootings. But some say their proposals could be hard to enforce. Robbie Gaffney reports. George Zimmerman, the man acquitted of shooting and killing black teen Trayvon Martin in 2012, is now suing