Former President Barack Obama was cheered by diners when he arrived at a hip Washington, DC, restaurant without his wife, Michelle, this week — as wild, unfounded rumors swirled about a possible romance with actress Jennifer Aniston. Patrons at the Beltway hotspot, Osteria Mozza, burst into applause and shouted “Whoo!” as the 63-year-old ex-commander-in-chief strolled into the eatery solo Saturday night ahead of President Trump’s inauguration, new video shows. “We miss you!” one woman can be heard hollering. Obama is seen climbing a staircase in the footage, then waving at fans seated at tables in the second level of the...