Authorities release additional body cam footage from Pulse shooting (VIDEO)

On Wednesday, the Orlando Police Department released an additional 11 hours of body cam footage showing first responders arriving at the Pulse nightclub, the site of the June 12, 2016, mass shooting that left 49 people dead.

Prior to the release, first responders and survivors talked about the experience on World News Tonight With David Muir and Nightline. They described their memories and emotions of the night still very raw.

[ Good Morning America ]