Experienced scuba diver Heidi Ernst, 73, is recovering in the hospital after a shark attack in the Bahamas left her with injuries so severe doctors had to amputate her leg. SUBSCRIBE to ABC News on YouTube: bit.ly/2vZb6yP Latest updates: abcnews.go.com Watch FULL EPISODES on Hulu: abcn.ws/3bzvQQn #shark #bahama #scubadiving #abcnews