Anderson Cooper, who has been reluctant to talk about his personal life in public, revealed that he is gay in an essay posted online on Monday. The CNN journalist said he had kept his sexual orientation private for personal and professional reasons, but came to think that remaining silent had given some people a mistaken impression that he was ashamed. "The fact is, I'm gay, always have been, always will be, and I couldn't be any more happy, comfortable with myself and proud," he wrote in a letter to Andrew Sullivan of the Daily Beast. Cooper, the son of Gloria...