ALBAWABA- U.S. President Donald Trump’s trip to the World Economic Forum (WEF) in Davos was briefly disrupted on Tuesday night when Air Force One abruptly turned around mid-flight and returned to Washington, an incident that unfolded against a backdrop of intensifying transatlantic tensions over Greenland and accusations of U.S. imperialism. White House officials confirmed that the Boeing 747 carrying Trump departed Joint Base Andrews around 9:40 p.m. ET but reversed ...