McCain's vote surprised Johnson, who said McCain's illness and the fact that the vote was cast in the middle of the night likely influenced his decision. "He has a brain tumor right now, that vote occurred at 1:30 in the morning. Some of that might have factored in," Johnson said in an interview on 560AM, "Chicago's Morning Answer."The answer prompted a surprised response from Amy Jacobson, the show's co-host. "Really?" she said. "I mean he did get out -- just ..