Orlando Shooting Survivor He Kept Shooting to Make Sure They Were Really Dead

6/14/2016 8:42 AM PDT

A survivor from the Orlando massacre recalled the torturous details after Omar Mateen opened fire inside Pulse nightclub.

Angel Colon -- flanked by friends and family at a local hospital -- gave a chilling press conference telling reporters how Mateen shot everyone on the floor again and again to make sure they were dead.

Angel's harrowing experience includes coming face-to-face with the shooter.

Watch and listen ... it's heartbreaking.