WASHINGTON (Reuters) - Parts of former U.S. President Donald Trump’s Palm Beach, Florida, golf resort have been temporarily closed because of a coronavirus outbreak, according to two sources familiar with the matter. A source familiar with club operations said some workers had been quarantined "out of an abundance of caution," and "a section of the club" had been closed for a short period of time. No further details were immediately available about the number of infections or what portions of the club had been closed, or when they would reopen. Trump and his family moved to the Mar-a-Lago reso...