Donald Trump is about to stand trial in the US Senate for his role in the riot at the Capitol on 6 January.
The former president is the first in US history to have been charged with misconduct – or impeached – twice by the lower chamber of US Congress.
Democrats only hold half the 100 seats so they would require 17 Republicans to vote against someone from their own party.
Ros Atkins looks at the decisions Republicans face.
Please subscribe HERE http://bit.ly/1rbfUog