(vo) go national. go like a pro. >> martha: breaking tonight, the neil gorsuch gamesmanship is heating up in what would be an unprecedented active obstruction, democrats are threatening to filibuster his confirmation. that includes chuck schumer. >> if judge gorsuch fails to earn 60 votes and fails to demonstrate he is mainstream enough to sit on the highest court, we should change the nominee, not rules. they are acting as if the role change is inevitable, like it's the only choice of 60 senators don't agree that judge gorsuch should be confirmed, they are wrong. >> martha: the declaration, a...