Khloe Kardashian out as "X Factor" co-host

Reality TV star Khloe Kardashian signs autographs at the 2013 Kids Choice Awards in Los AngelesLOS ANGELES (Reuters) – Reality TV star Khloe Kardashian will not be returning to "The X Factor" after just one season as co-host of the TV talent show. Fox television on Monday announced that presenter and actor Mario Lopez would return for a second season but the statement made no mention of Kardashian. An "X Factor" spokesman said Kardashian, 28, who with her California socialite sisters Kim and Kourtney rose to fame in "Keeping Up With the Kardashians," would not be returning when the U.S. version of the singing competition returns in September. …