Trump, who has spent his last 24 hours in his Trump Tower, made a brief appearance before his supporters at the lobby. On Sunday, he will face a confident Clinton for the second presidential debate. Pic/PTI

Washington: Donald Trump’s presidential campaign yesterday appeared to be collapsing like a pack of cards, with many top Republican party leaders leaving his camp a day after his lewd remarks against women surfaced, but the controversial billionaire refused to quit the race.