Senator John McCain is slamming President Trump after Trump's summit with Russian President Vladimir Putin in Helsinki.
The Arizona Republican put out a statement calling it one of the most disgraceful performances by an American president in memory.
He accused Trump of making a conscious choice to defend a tyrant and to grant Putin an uncontested platform to spew propaganda and lies.
McCain chairs the Senate Armed Services Committee.
He remains at home in Arizona, battling brain cancer.
You can read McCain's full statement below.