$3.5 million last week alone. donald trump for one is not buying in. he s. referee: carson, saying the veracity issues are disturbng. that carson could have an incurable anger problem and this may end his campaign. the fbi now in talks to help investigate the flash of metrojet flight 9268 as russian forces arrive at egypt s sharm el sheikh airport to conduct security checks. we are live at the airport with the latest details for us. reporter: what we re looking at here is what so much of the concern and speculation and the reporting has been evolving around, what exactly that sound heard in the last second of the cockpit recording before it was cut off. the fbi is saying if they do come in, that will be one of theous pekts they re focusing on. all this comes as 100 victims bodies have been identified in russia. it s been an extraordinarily