“What we’ve asked them to do is help to bolster our capabilities,” she told Fox News last Thursday. “We’ve asked for some air support, for some logistics, some planning, vehicle barriers, engineering; ways in which we can make sure that I can protect my officers and agents, as well as the ports of entry themselves.”Gen. Terrence J. O’Shaughnessy, the head of US Northern Command, told reporters on Monday what that assistance might look like.