Transcript for Heroes Save Fellow Hostages in Sydney, Australia
And we move onto that dramatic hostage rescue. Of course, the world watching as that S.W.A.T. Team stormed into that chocolate shop in Sydney. They saved to many lives. But there were two other heroes we're now learning about tonight, and ABC's David Wright on what they were willing to do. Reporter: Today, we're learning more about those frantic hours inside that cafe. 34-year-old Tory Johnson, being hailed as a hero. Witnesses say the cafe manager died trying to disarm the gunman, allowing others to escape. He was a leader. He always put his staff first. Reporter: 30-year-old Harriet Denny, a cafe worker, owes her life to Johnson. Her dad, watching on television. When I first saw her running, I wanted to see that image again, because I wanted to make sure it was her. Reporter: 38-year-old Katrina Dawson, not so lucky. Judy Taylor managed to call Australia's channel 9 from inside the cafe. I'm pregnant and there's one other lady who is pregnant. Reporter: Taylor survived, reportedly because Katrina Dawson tried to shield her. Dawson took a bullet. At the flower memorial today, teddy bears and prayers. I can empathize. She was a mother of three young children. I have a young child myself and I felt very sad for those people. Reporter: And that is the cafe itself today. Those black tarps shrouding the windows that police blew out in order to gain access in that dramatic rescue. The whole area, cordoned off. Still very much a crime scene. David?
This transcript has been automatically generated and may not be 100% accurate.