By David Morgan and Doina Chiacu WASHINGTON (Reuters) -U.S. Senate Republican leader Mitch McConnell said on Tuesday that Republicans largely support President Joe Biden’s actions toward Russia over its invasion of Ukraine, but that lawmakers have hit a snag in efforts to agree on aid to Kyiv. “I think there’s broad support for the president in what he’s doing now. Our biggest complaint is, what took him so long?” McConnell told a press conference after the Biden administration ratcheted up sanctions against Russia and its central bank. “Much of this might have deterred the aggression in advan…