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Detective riddle

A jewel smuggler claimed his backpack containing emeralds was stolen while he was sleeping on a crowded train. Detective Marsh asked him to describe the backpack. The smuggler said, 'It's a bright neon green leather backpack with silver zippers.' Marsh immediately arrested him for filing a false police report. Why?

About this riddle

Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.

Difficulty: Medium. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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