President Donald Trump on Tuesday signed an executive order to ensure Americans have priority access to coronavirus vaccines before the U.S. government works to facilitate their supply to other countries.The order is in line with Trump's "America First" commitment, according to a senior administrational official. It was not immediately clear whether the order would affect U.S. vaccine developers from fulfilling their contracts with other countries.The announcement by Trump, who has been criticized for his handling of the pandemic, came at an event near the White House at which he appeared e…READ FULL ARTICLE