What Rubio did is not going to convince any Trump voters that they're wrong; in fact, it's only going to further convince them they're right -- we've seen this time and time again, the message Rubio was sending to people supporting Cruz, Kasich and (Ben) Carson. ... I'm not sure how much it's going to move the needle. It's going to move it somewhat, but I don't think it'll move it 15 points, which is what Rubio needs.

More Quotes by Monmouth University pollster Patrick Murray