I understand your point of view, but I don't share it. First, asking questions doesn't require to detain people. Second, that person is not an American citizen

I understand your point of view, but I don't share it. First, asking questions doesn't require to detain people. Second, that person is not an American citizen. Unless he committed crimes on the American soil, which might be the case, handling foreign visitors like that is puzzling to say the least.