"I don't have anything," I said.

The guard swept an electronic wand over me that beeped the entire time. Then he sent me through the metal detector which - gasp - triggered the alarm.

He made it stop and then turned to Poh. She motioned for him to do his things with the electronic wand, which also beeped the entire time he scanned her. Whatever else she was packing didn't appear to be inside her pockets, though, since they were empty.

The guard ushered her and ...