Morning Consult national poll, conducted July 31 to August 3:
http://morningconsult.com/2015/08/trump-doubles-up-bush-in-final-pre-debate-poll/Trump 25%
Bush 12%
Walker 8%
Carson 7%
Cruz 7%
Rubio 6%
Huckabee 5%
Paul 5%
Christie 3%
Jindal 3%
Perry 3%
Kasich 2%
Santorum 2%
Fiorina 1%
Pataki 1%
I don't suppose the Kasich announcement bump is already fading? If so, then amazing timing on his part to announce his candidacy at just the right time to get into the debate. We'll have to see if he's still able to qualify for the CNN debate next month.