CAMEROTA: There is now surveillance video that captures the moment a gunman opened fire inside Fort Lauderdale International Airport on Friday. This as we learn about warning signs leading up to his deadly rampage. CNN's Rachel Crane is live in Fort Lauderdale with more. What have you learned, Rachel?</s>RACHEL CRANE, CNN CORRESPONDENT: Alisyn, well, new details emerging surrounding this horrible attack, including the fact that the gun that was used to carry it out had once been in the hands of law enforcement. Also, shocking new video, as you mentioned, revealing the moments that this terrible began.</s>CRANE (voice-over): It all happens in an instant. Travelers casually walking through the baggage claim area of Terminal Two when suddenly shots ring out. A security camera capturing 26-year-old Esteban Santiago wearing a blue shirt. Then he suddenly pulls a gun from his waistband, opening fire. People scramble to take cover as the shooter begins his deadly rampage.</s>UNIDENTIFIED MALE: He never spoke. He just walked along pow, pow, pow, pow -- just like that -- and emptied the full magazine.</s>UNIDENTIFIED FEMALE: I sat next to her on the plane.</s>CRANE: This terrified passenger seen walking among the dead and wounded in this cellphone video recognizes her seat mate from the plane, killed in the melee.</s>UNIDENTIFIED FEMALE: And she was standing right next to me. And the pops started. We hit the ground. I turned around, and she was shot in the head.</s>CRANE: Among the five victims is Olga Woltering. She and her husband were set to go on a cruise when her life was taken, and 62-year-old Terry Andres was also killed with his spouse at his side.</s>RICHARD ANDRES, TERRY ANDRES'S UNCLE: I can't imagine being there through all of this.</s>CRANE: Amid the chaos, there are stories of heroism. Mother of two, Anna Cadine (ph), recalls one stranger willing to risk his life to save hers.
Surveillance Video Captures Airport Attack.