Buyer: Gayle King and Kirby Bumpus Seller: Stan Kasten Price: $975,000 Details: As Oprah’s best friend gears up for her debut as co-host of the “CBS Morning Show” on Monday, King’s daughter has been quietly starting a life in D.C. Bumpus, 25, a Stanford grad and recent transplant from New York, has moved into the two-bedroom luxury condo near Georgetown that was once home to Kasten, the former president of the Washington Nationals (who sold it for a minor loss from his $1 million purchase price in 2006).