McCain also cited Trump's controversial remarks earlier in the week about the "Central Park 5" -- Trump said he believed they were still guilty in a 1989 rape despite being exonerated years ago -- in making his decision.
"Donald Trump's behavior this week, concluding with the disclosure of his demeaning comments about women and his boasts about sexual assaults, make it impossible to continue to offer even conditional support for his candidacy," McCain said.
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