Candidate Trump promised disruption. President Trump is delivering chaos
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…