
US President Donald Trump speaks to staff at the Department of Homeland Security in Washington, DC, on January 25, 2017, where he vowed to restore "control" of US frontiers by building a wall on the Mexican border (AFP Photo/Nicholas Kamm)
By Julie Pace Donald Trump campaigned as a disrupter. Now he's governing by chaos. Trump's temporary halt to the U.S. refugee program -- the most consequential policy he's unveiled in his presidency's opening days -- wreaked havoc at airports and sparked protests across the country. The order left Trump's own government agencies scrambling, his Republican Party…