contact with air traffic control at 2:40 a.m. this morning. >> most people at initial stage thought it was a straight forward crash and it would come down south of vietnam and the wreckage would be found very quickly. a lot of people took a hands off approach. >> reporter: malaysia waited to show the details of its radar the airplane reversed course. >> how much of a turn back? >> we are still look at that. >> reporter: suddenly anything became possible. wild theories fed fears of a terror plot led by two young iranians who boarded with stolen passports. they weren't terrorists just trying to begin new lives in