firefighter patrick sharkey was one of the rescuers and nearly became a victim himself once when hisog fell into an icy lake. >> my heart sang. and i knew that she was in serious trouble because the training and the background i have. >> sharkey called then 11. got into the icy water but couldn't reach her. >> we're in the business to help and save people and now i'm the victim and i got to row lie on somebody else to do the hero work. >> i put a lot of people at risk. >> he was able to get out and firefighters rescued the dog. >> on your belly. >> back at the rescue scene it's my turn to beat the clock and rescue a victim. >> come on to the ice shelf. keep your hands up. we're coming. i'll put this over you. put your arms through. my first time. >> now that we're both tethered i get in the water behind him. lift him up and we're pulled safely to shore. >> all right. guys. we're good. >> if you tall through the ice experts say put your arms and hands on the ice shelf and kick as hard as you can. >> keep going. keep going. >> they told me once you're on the ice, don't stand up. roll a