"Four shots -- bop, bop, bop, bop -- but for some reason it was different. Survivors describe a scene of chaos, made more terrifying by the darkness and loud music. "Once people started screaming, my first instinct was to run ... Rivera said it was just a regular Saturday night and everyone was having a great time until the chaos began. 'We're standing up and we're fighting'Andy Moss was by the front door with a friend when he heard the shots.

Source: CNN June 13, 2016 00:22 UTC