 Not just to make the Olympics more secure, but to deal with the evil people who want to and live lives dedicated to killing other people. Why don't we just take them out? Or at least hit them very hard now in every place that we know they are. That could make the world more secure. Yes, preemptive strikes now will certainly cause a lot of condemnation by other nations and certainly by the UN. But it will show the world that we know good from evil and will attack evil.