by Gram Slattery and David Morgan
WASHINGTON (Reuters) -Some of Donald Trump’s closest allies in the U.S. Congress stepped up their attacks on their Republican leaders on Wednesday, as the former president’s party struggled to come to terms with its weaker-than-expected election performance.
In the U.S. Senate, a group of staunch Trump allies led by Senator Rick Scott mounted the first challenge against Senate Republican leader Mitch McConnell in his nearly 16-year reign as party chief, contending that the “D.C. swamp” was to blame for the party’s inability to win a Senate majority…