for four years. the strike went into effect at 5:00 a.m. eastern. the airline canceled all of its flights. we are told there's about 150 flights a day. suzanne? right now, searchers are preparing to resume the search for victims of that deadly flash flooding at the campground in western arkansas. the little missouri river rose 20 feet from 11:00 thursday night to 3:00 friday morning. as 16 people are dead as a result of this. officials say that that death toll could rise. our cnn's catherine callaway in langley 16 miles from the camp site. what do we know about the attempts to find others who might have been in that camp site? >> reporter: at this point, they still don't know even how many campers were there. when daylight arrives this morning, the search and rescue efforts will continue. of course, we have the arkansas national guard here with helicopters. we have three counties, also,