U.S. President Donald Trump arrives at Palm Beach International Airport in West Palm Beach, Florida, for the Good Friday holiday and Easter weekend, April 13, 2017. REUTERS/Yuri Gripas
(Reuters) - U.S. President Donald Trump has employed tough rhetoric in response to North Korea's recent missile tests, but the new president's options appear limited in dealing with a challenge that has vexed his Oval Office predecessors.
Most options fall into four categories: economic sanctions, covert action, diplomatic negotiations and military force.
