much for the update from baltimore jessica, and joining us now is veteran firefighter and emt gerry dworkin. he's the water rescue technical consultant for life-saving resources is a training firm and consultant and see jerry, thanks so much for being here with us right now first help us understand what the first priority is for these rescuers. >> now at >> 01:09, in the afternoon well, the first priority right now is their own personal safety. this is still considered a rescue versus a recovery incident. but the first priority is the safety of all the rescuers that are on boats around the water in the water, in the air and so forth. >> and you talk about a 1101 rule. what is that help us understand >> when somebody is suddenly immersed into cold water, we talked about the 110.1 basically you have one minute to get your breathing under control. get your senses about you and so forth. you have ten minutes of purposeful movement for self rescue in one hour before hypothermia sets in >> and so that's what if you, when you're training your rescuers probably as well, you want them to be well-ver