Nate Silver's updated House prediction:
Republican chances of taking over the House are now up to 80 percent, according to the FiveThirtyEight forecast model; they had been 75 percent two days ago.
And the Senate:
Our latest forecast shows little change in Republican chances of taking over the Senate after the Nov. 2 election. They now have a 19 percent chance of doing so, according to our forecast model; their chances had been 18 percent in our previous update on Thursday.