sanctions side, but militarily, nato is the most potent military alliance in the world, but we're still not quite sure how to utilise that, how to stand up to putin's aggression. you've got some ideas — a no—fly zone, for instance. you know that there are regular objections to this. nato chiefjens stoltenberg says the only way to implement a no—fly zone is to send nato fighter planes into ukrainian airspace and then impose that no—fly zone by shooting down russian planes. us secretary of state antony blinken says, "and that could lead to a fully fledged war in europe." they don't want it. well, let'sjust take that in part. firstly, as i suggest, we've moved into a new era of insecurity. what we've had over the last 30 years is this peacetime mode that we've moved into. we've been pretty fortunate. we're now resorting back to type. the world is an angry place. you get state—on—state aggression, and we're back to seeing that today. but the west hasn't advanced, hasn't woken up to the scale of aggression of what we should actually do about it. but on the issue of no—fly zones...