The U.S. Air Force has withdrawn all bombers from the UK's Fairford air base due to new threats. Meanwhile, the U.S., Denmark, and Greenland have also reached a mutual defense agreement. Additionally, the Coast Guard has launched a oceanic climate survey. Al Jazeera has reported on the growing presence of the Klan in the U.S.. In legal news, SCOTUSblog analyzed significant aspects in a recent case, and the Army highlighted safety progress at the Kentucky Lock Addition Project.