Suspected al-Qaida militants have abducted five U.N. workers in southern Yemen, Yemeni officials said on Saturday. The officials said the workers were abducted in the southern province of Abyan late Friday and taken to an unknown location. They include four Yemenis and a foreigner, they said. In response to a …

The U.S. Navy denied operating in Russian territorial waters on Saturday after Russia’s military claimed it chased away a Virginia-class submarine in the Kuril Islands after the American vessel refused an order to surface. A Russian navy destroyer used “appropriate means” against the U.S. submarine after the order was refused, …

President Joe Biden told Russia’s Vladimir Putin that invading Ukraine would cause “widespread human suffering” and that the West was committed to diplomacy to end the crisis but “equally prepared for other scenarios,” the White House said Saturday. It offered no suggestion that the hourlong call diminished the threat of …