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Detective riddle

A jeweler reported a heist. The front window was smashed inward, and diamonds were missing from the velvet tray. The security footage showed a masked figure throwing a heavy cobblestone through the glass at midnight. However, the lead detective noticed all the broken glass shards were lying neatly outside on the pedestrian sidewalk. What does this prove?

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.

More detective riddles

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