Sometimes my things get lost in the shuffle when people get the deluxe treatment. Implants, double alarms, etc. For some reason, the screener either mistakenly grabs the wrong bin, or the guy would point to it as being his by mistake.
If you were really curious, you should have the supervisor bring up the video. Most places have localized viewing stations now, and the cc video isn't as big of a deal to review as it used to be. If it's "working", that is.