He has not, however, said if he will actually vote to remove or that he will work with Schumer to move up proceedings. After his floor speech(es) last Wednesday, it is possible that he does both of the above correct things. But, as of the time of this post, he hasn't stated that he will yet.
Liz Cheney, one of the highest ranking GOP House members, has stated that she will vote to impeach.
Sen Tim Scott, on the other hand, has gone on the record today stating that he will continue to lick Trump's old butthole.