KEY POINTS
  • Sen. Bob Corker says he is "all in" on tax reform despite sharp criticism of President Donald Trump's competence.
  • Corker says he still does not want the GOP tax plan to add to the budget deficit.

Sen. Bob Corker told CNBC on Thursday his sharp criticism of President Donald Trump's fitness for office will "absolutely not" influence his vote on tax reform.

The Tennessee Republican described himself as "all in" on the GOP effort to overhaul the tax system, regardless of his feelings on the president's competence.