17 days into the touchdown for malaysia flight 370 and they're no closer to determining what happened or where that plane is. one possibility being looked at now is being referred to as the shadow theory. chad myers lays it out for us. chad? >> reporter: the shadow theory. the shadow theory says flight 370 flew to the northeast, but only to waste time. to turn around and fly back over here in order to catch up with a plane that had left singapore later and that would fly together as one plane on the radar off toward the north and toward the northwest, somewhere up that way. we don't even care about that at this point in time. is it possible? i've talked to a lot of pilots, they say, yes. they have seen the shadow theory work in fact, with other people, bad people, trying to keep ear