WEST PALM BEACH, Fla. – President Donald Trump marked his first Martin Luther King Jr. national holiday Monday largely out of sight, buffeted by accusations that he used a racially tinged word to describe African countries and scoffed at the suggestion of admitting more Haitians to the U.S. Trump decamped to his Florida estate for the long weekend, spending hours each day at his Trump International Golf Club in West Palm Beach. On Friday, before he departed the White House, Trump encouraged the public "to observe this day with acts of civic work and community service in honor of Dr.