Does it matter why? I have the right to take pictures of public activity in a public place.
Besides, you're being photographed by strange people anyway. Your entire experience at that checkpoint is videotaped. What does it matter if one more person is taking photographs?
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Besides, you're being photographed by strange people anyway. Your entire experience at that checkpoint is videotaped. What does it matter if one more person is taking photographs?
/aac