Watch: Trump holds Montana rally to boost Republican Senate candidate
Donald Trump speaking with supporters at a campaign rally at the Phoenix Convention Center in Phoenix, Arizona. (Gage Skidmore/Flickr)

President Donald Trump is holding a rally in Billings, Montana on Thursday.

Trump went to the far-west state to support Republican state auditor Matt Rosendale, who is trying to unseat centrist Democrat Sen. Jon Tester.

Watch below.