JUST IN: Disapproval of Pres. Trump is at a new high, support for the Mueller probe is broad, and half of Americans favor Congress initiating impeachment proceedings against the president, new @ABC News/WaPo poll finds. https://t.co/CqklJYIIH5 pic.twitter.com/NLfIbAFgVy— ABC News Politics (@ABCPolitics) August 31, 2018