At 9/11 ceremony, Giuliani and Mamdani … shake hands?

BEST FRENEMIES: Didn’t see this one coming. At Friday’s ceremony commemorating the 25th anniversary of the Sept. 11 terrorist attacks, former Mayor Rudy Giuliani — he of the recent anti-Muslim tirade — shook hands with New York City Mayor Zohran Mamdani, the subject of that rant. The former Republican mayor even offered prayers for Mamdani during their brief exchange, according...