Sen. Claire McCaskillClaire McCaskillSenators push for possible FCC enforcement over Lifeline fraud Democrat senator: Trump has elevated Kim Jong-Un to the world stage It's time for McConnell to fight with Trump instead of against him MORE (D-Mo.), who's been traveling Washington this week with her daughter who's on spring break, thought about helping out Sen. Michael BennetMichael Farrand BennetNFL player points to Charlottesville after national anthem protest Trump quietly putting his stamp on the courts Overnight Energy: Senate begins moving energy nominations | Interior watchdog probing Zinke calls MORE (D-Colo.) at lunch.

"Lunch w/Lily in Sen dining [room]," McCaskill tweeted. "Sen. Bennett at large table surrounded by journalsts. Don't know [whether] to say congrats or try to save him."

Bennet, of course, is serving his first term in Congress after having been appointed to fill the Senate vacancy left by Interior Secretary Ken Salazar.