investigation into michael flynn? >> no, next question. >> jim comey wrote a memo that president trump asked him to end the investigation into general michael flynn. >> the possibility of his testimony opening the door to an obstruction of justice charge. >> the most anticipated congressional testimony in decades. >> this is a guy with a story to tell. if i were donald trump, that would scare me a lot. >> do you swear that the testimony that you're about to give shall be the truth, the whole truth and nothing but the truth, so help you god? >> i do. a big day in the nation's capital. well cam back to "early start," everybody. i'm dave briggs. >> and i'm christine romans. the fired fbi drergt james comey will testify to the senate intelligence committee about his interactions with president trump. even before he takes the oath, comey has already changed the