day attacking the media and fbi. i can't spit it out, but he can in 280 characters or less. >> reporter: the president says he's back to work after a few days of taking part in christmas festivities and taking aim as the media as well as the fbi on twitter. after a quiet christmas at mar-a-lago, president trump promising to get back to work touting his make america great again agenda, after complaining he's not getting the credit he deserves after his accomplishments. trump marking his first christmas in office with attending a late-night church service on christmas eve. taking calls with young children on the santa-tracking hotline. and tell conferencing with the troops. >> i just wanted to wish