Bob Corker, retiring Republican senator from Tennessee and chairman of the Foreign Relations Committee, has been earning Twitter plaudits for his sorties against President Trump.

Bob Corker, who helped President O give us the bad Iran Deal & couldn't get elected dog catcher in Tennessee, is now fighting Tax Cuts.... — Donald J. Trump (@realDonaldTrump) October 24, 2017 ...

Sen. Bob Corker on Trump: 'I Think He's Going to Have to Change' The Senate Foreign Relations Committee chair is interviewed on "This Week." ...

Sen. Bob Corker, the retiring Republican chair of the Senate foreign relations committee, has engaged in a heated back-and-forth with Trump for days now, including in an interview with The New ...

Sen. Bob Corker, R-Tenn., in choosing to revive and escalate his critique of President Trump, has crossed a critical threshold in questioning the president’s fitness for the office.

Last week, Sen. Bob Corker (R-TN) was a surprise switch to “yes” on the GOP’s unpopular tax cut bill. However, after reports surfaced that Corker switched his vote around the time a ...

Bob Corker, who helped President O give us the bad Iran Deal & couldn't get elected dog catcher in Tennessee, is now fighting Tax Cuts.... — Donald J. Trump (@realDonaldTrump) October 24, 2017 ...

CORKER: Look, I know you’re having a great time with this interview and I’m happy for you in doing so. But, look, Wolf, I’ve said what I’ve said.

Sen. Bob Corker, R-Tennessee is firing back at President Trump yet again, saying that he'll be remembered for "the debasing of our nation," and he criticized the president's conduct at length as ...

Strange statement by Bob Corker considering that he is constantly asking me whether or not he should run again in ’18. Tennessee not happy! — Donald J. Trump (@realDonaldTrump) August 25, 2017 ...

Bob Corker stood in hall of our Gov't and told reporter Trump is liar + unfit for office. Trump hid in his office tweeting Bob is "liddle." — Jeremy Newberger (@jeremynewberger) October 24, 2017 ...

Corker will be key to the president’s success, and the senator, who is conservative on fiscal issues, has already raised concerns over the proposed $1.5 trillion in deficit-financed tax cuts.