White House National Security Communications Adviser John Kirby stated that shooting down one of the mysterious drones over the ocean can’t be done because “we have to develop the policy options based on what we know we’re dealing with here and we just don’t know enough” to do something like that. Host Martha MacCallum asked, “Why not just take one down and figure out what’s going on?” Kirby responded, “Well, okay, the idea of taking something down, again, you’ve got — you want to worry about public safety. First of all, we don’t have enough conclusions to take that kind...