U.S. Defense Secretary Pete Hegseth is not expected to attend a NATO defence ministers' meeting in Brussels next month, two sources said, the second time in a row that a top Trump administration official skips a gathering of the military alliance. U.S. President Donald Trump has had a tense relationship with NATO and many of its other members, most recently over his desire to acquire Greenland, a semi-autonomous territory of fellow alliance member Denmark. The sources, a U.S. official and a NATO diplomat, both said Hegseth would miss the Feb 12 gathering at NATO headquarters. U.S. Secretary of State Marco...