U.S. President Donald Trump has invited leaders of the Association of Southeast Asian Nations for a "special summit" in the United States in the first quarter of next year.At the ASEAN-U.S. summit held Monday outside Bangkok, Robert O'Brien, Trump's national security adviser who attended in his stead, read a message from the president that included the invitation."I would also like to take this opportunity to offer an invitation to all the leaders of the ASEAN to join me in the U.S. for a special summit, meeting at a time of mutual convenience in the first quarter of 2020," the letter said.…READ FULL ARTICLE