henry heimlich has saved thousands of lives by inventing the heimlich maneuver.ourtney was lucky enough to learn from the doctor how to handle different scenarios in which people are in danger. she has this report. >> reporter: last week dr. heimlich showed us one way to save a choking victim. we used my friend alex to demonstrate. but there are two other ways to save someone. dr. heimlich, you've already shown us how to save someone who's conscious. what do we do if that person is unconscious? >> well, let's make alex here unconscious. okay? lie down, alex. now, also, what's important about this is that if you're a child and you can't reach around your mother who is choking -- maybe she's kind of big, you know. you use this position. i'm going to show you why. and it's also used to save someone who is drowning and is unconscious like that. you feel for the bottom of the rib cage. go ahead. okay, put your spot at where you want to do the maneuver with your other hand. put one hand on top of the other. >> okay. >> okay? now, the reason this is good for if you're s