expiring. what do we do then? where do we go? that makes the search that much harder. >> the pingers in the air france search never operated. both were damaged. we only recovered one and determined it watts damaged prior to the aircraft crashing. the other one we never found. we know we can find an aircraft without pingers. >> without a tight area and no pingers and no debris, we are really up the creek here. what i think they intend to do is undertake an underwater search even then. so it is going to be a very long protracted search. i liken it to trying to cut the grass in a football field the size of the state of utah with a push mower. they are going to have to take the underwater vehicles with side scan sonars and sweep the lawn. we did a rough calculations of