table. he left the room today because speaker nancy pelosi said that even if he gave her what she wanted, she would never agree to the border security priorities. >> today the two sides couldn't even agree on what happened inside that meeting, much less a deal to end the government shutdown. president trump called it a total waste of time. earlier in the day, at a bill signing to fight human trafficking, president trump again threatened to go around democrats and declare a national emergency at the border. >> i have the absolute right to do national emergency if i want. if i can't make a deal with people that are unreasonable. >> some republicans question if he has the legal authority to do that. >> i think it would be a very dubious move from a constitutional perspective. >> with a nuclear option in his back pocket, president trump headed to capitol hill today to try to convince haven't republicans to stand firm and not defect. >> i would say that we have a