[Drew68]

Maybe it’s because he didn’t endorse Trump at the convention then attacked him after the Access Hollywood tape came out? I hope he wins.

President Trump has endorsed Ted Cruz, who has become one of Trump's strongest enforcers in the Senate. Any Trump supporter who still believes that Cruz needs to be "punished" for his previous insolence is a moron.

[TakebackGOP]

Some people may still punish him.

[Ingtar]

Any Trump supporter who still believes that Cruz needs to be "punished" for his previous insolence is a moron.

If it is truly close, this might be a big reason.