feels about former president trump. we begin, though, with breaking news on the hill. that critical senate intelligence committee hearing on worldwide threats starting any moment, and starting us off, nbc news capitol hill correspondent ali vitali, justice and intelligence correspondent, ken dilanian, and former counsel to the senate foreign relations and house intelligence committees and founder and executive director of the national security substitute. ali, this hearing set to gavel in at the top of the hour. it's set to last about two hours. how will it play out? >> set to last about two hours. that's the two hours that we can see. then they're going to go into a more classified portion, and that's probably where if there are answers to be gotten, had that's where they will get them. we know what the issues are on the table. this is an annual hearing, but many of these things are things that have been in the bloodstream here on capitol hill for the last few months, everything from classified documents found at former presidents and vice presidents' homes up through the chinese air