Presidential hopeful Barack Obama has embarked on a weeklong tour of the Middle East and Europe designed to deepen his foreign policy credentials, confront questions at home about his readiness to be commander in chief and signal the possibility of a new era in U.S. relations with the rest of the world.
Obama leaves the gym after talking to service members at Camp Arifjan, Kuwait, on Friday. Sgt. Jarod Perkioniemi/AP
President Trump and first lady Melania Trump lit the National Christmas Tree for the first time. The program was hosted by television personality Kathie Lee Gifford and actor Dean Cain and featured performances by the Beach Boys, Jack Wagner, Wynonna Judd, Craig Campbell and others.