“There are a lot races that are close to the line we're not going to win now because they're going to battle out who's going to kill grandma first, Obamacare or Paul Ryan's budget,” said one Republican strategist who works on congressional races. “It could put the Senate out of reach. In the House it puts a bunch of races in play that would have otherwise been safe... It remains to be seen how much damage this causes but my first blush is this is not good.”