ALT: a man in a suit is sitting in a dark room with the words " and " on the bottom

ALT: a man sits at a desk with a late night show mug

ALT: a man with a beard wearing a black and white shirt

ALT: a man covering his mouth with his hands in front of a map

LONDON—Claiming that he recognized the member of the royal family, but his memory was hazy, President Donald Trump has spent his entire trip to the U.K. trying to figure out where he knows Prince Andr...