President Trump on Monday said Sen. Kamala Harris’ frequent bursts of laughter at serious questions suggests “there’s something wrong” with the Democratic vice presidential candidate. Trump mocked Harris’ “60 Minutes” interview, broadcast Sunday, during a campaign rally in Allentown, Pa. “Did you see [Democratic presidential candidate Joe Biden’s] performance on that show? The only thing almost as bad was Kamala, with the laugh. ‘Haha, that’s so funny. Hahaha.’ She kept laughing. I said, ‘Is there something wrong with her, too?'” Trump quipped. “She will not be the first woman president, you can’t let that happen. I said, ‘Is there something...