The Trump administration is pushing to unleash the power of artificial intelligence for the U.S. military while facing calls to put up guardrails around the rapidly developing technology from some companies - and even notes of caution from top leaders in uniform.Adm. Frank Bradley, head of US Special Operations Command, told attendees of a recent annual special forces conference in Tampa, Florida, that troops "have to be very careful about how we come to (AI's) employment and its inspiration into the delivery of lethality."Bradley said he can see a future where AI determines what targets to hit but that "we,...