here's abc news reporter kenneth mouton. >> reporter: president trump florida bound for the holidays, big $1.5 trillion tax bill signed into law. >> i was going to wait for a formal signing sometime in early january then i watched the news this morning and they were all saying will he keep his promise, will he sign it by christmas? i called downstairs, get it ready, we have to sign it now. >> reporter: the president is looking ahead to the new year tweeting at some point and for the good of the country, i predict we'll start working with the democrats in a bipartisan fashion. infrastructure would be a perfect place to start." >> there's a huge difference between a legislative victory, and a political victory, so he's put a lot of yards on the field and he's got a lot of first downs, b but for political purposes he hasn't accomplished that much. >> reporter: last night congress averted a government shutdown passing a short-term measure to keep the lights on at least until january 19th. lawmakers punted critical issues until the new year. spending caps, deciding the fate of undocumented