U.S. President Donald Trump will travel to the United Kingdom next month to participate in a gathering of NATO leaders, the White House confirmed Friday. The announcement was made one day after Trump met with NATO Secretary-General Jens Stoltenberg at the White House. Trump and first lady Melania Trump will depart one day before the Dec. 3-4 summit begins, and will leave the U.K. as it closes. White House spokeswoman ...