The U.S. Military Wants A.I. Dominance. Feuds and China May Thwart It. The Trump administration is veering wildly in its response to the national security implications of A.I. as China charges ahead.

Barcelona are signing Rodri to prevent Real Madrid from signing him…and to send a statement. Even with Cancelo set to return, there are quite a few bigger holes in the Barcelona squad to fill, such as ...