By Moira Warburton (Reuters) – Moderate U.S. congressman Kurt Schrader of Oregon, who at times angered fellow Democrats by opposing pieces of President Joe Biden’s agenda, has been defeated by left-wing primary challenger Jamie McLeod-Skinner. The Associated Press called the race on Friday for McLeod-Skinner, who ousted the seven-term incumbent and moderate who had been endorsed by Biden. “Schrader has been a valued and independent voice,” U.S. House Speaker Nancy Pelosi said in a statement that also congratulated McLeod-Skinner. McLeod-Skinner welcomed the victory in a post on Twitter, saying…