>> the smoke was just too ntense, and the fire-- it was just horrible. >> reporter: the national transportation safety board will vevestigate the crash. kris van cleave, cbs news, washington. >> o'donnell: tonight, we are learning shocking new details about an alleged saudi plot aimed at silencing jeff bezos, the founder of amazon and the owner of "the washington post." bezos' phone was hacked, possibly by the saudi crown prince. jeff pegues on a motive and what's in a new forensic investigation commissioned by bezos. >> reporter: according to the report, amazon billionaire, jeff bezos, and saudi crown prince mohammad bin salman exchanged messages on whatsapp before, but the message sent in 2018 set in motion a chain of events. the u.n. says an mp4 video file sent from an whatsapp account used by the crowned prince