And you need 60 votes to end debate on any piece of legislation and move to a final vote.) 5) National emergency declarationIf Trump decided to declare the situation at the border a national emergency, the government would re-open in a matter of days. There's no doubt that Trump sees the polling that suggests he is "losing" this shutdown -- and that he hates losing. The question is how low his numbers would have to go before Trump decided to cut bait and walk away from the shutdown. Arguing against a cave is the fact that the shutdown fight has turned deeply personal, with Pelosi and Trump trading barbs via Twitter and public statements.

Source: CNN January 22, 2019 17:26 UTC