TOPSHOT - US President Donald Trump attends a "National Day of Observance" wreath laying ceremony on November 11, 2020 at Arlington National Cemetery in Arlington, Virginia. - US President Donald Trump made his first official post-election appearance WASHINGTON (AP) - President Donald Trump visited the Tomb of the Unknown Soldier at Arlington National Cemetery on Wednesday, emerging in public for the first time since his failed reelection bid to take part in the annual presidential rite.Trump, who honored veterans in a ceremony that was held during a steady rain, has spent the last several days holed up at the White House tweeting angry, baseless claims of voter fraud after his election loss.READ MORE: Trump fires Defense Secretary Mark.