Officials believe the death toll from the shooting at a gay nightclub in Orlando could have been much higher, if it hadn't been for the quick thinking of one war veteran.
Pulse nightclub bouncer Imran Yousef was making his rounds when the gunman entered and started shooting. Mr Youseff served as a US Marine in Afghanistan, and says his reflexes took over.
He risked his life to unlock the door to safety and saved around 60 to 70 others. Yet he still mourns the ones who died.
Watch the video for the full CBS News report.