CNN The Lead With Jake Tapper July 23, 2015 20:10:00
Afraid of angering his supporters. right now 1 in 4 are supporting donald trump. many assume he won't be there when iowa caucus day comes. they could be wrong about that and they don't want to alienate those people. if you turn off 25% of the vote in a 16 15-person election where you could win with 18 19%, you have to be careful. i think that may be a strategic mistake, but i think that's their thinking. >> give me the scenario where he drops out. >> i don't think he drops out. >> give me a scenario where he loses support. >> i think the first debate will be a bellwether. if donald trump shows...