Since it's like one in a million people that are terrorists you're basically harassing entire groups of people on the premise that you'll luck out and find the

Since it's like one in a million people that are terrorists you're basically harassing entire groups of people on the premise that you'll luck out and find the one among them that's determined to cause harm. This is so staggeringly unlikely to happen. The TSA is more likely to find a winning Powerball ticket in someone's luggage.