They realize their political fortunes and policy goals are tied to the president, but they also know their best shot at keeping control of the Senate hinges on senators preserving their independent brands.
That means they have to be careful in defending conduct they see as improper; several Senate Republicans say it would be wrong to hold up military aid to Ukraine to gain political leverage, the issue at the heart of the impeachment inquiry.
View the complete October 30 article by Alexander Bolton on The Hill website here.