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Detective riddle

A security guard reported a break-in at the jewelry vault. He claimed he was knocked unconscious from behind while making his 2:00 AM rounds. Detective Cruz examined the scene: the vault door was cleanly sliced with a laser, and the guard's flashlight was neatly placed on a nearby desk, switched on, pointing away from the vault. Cruz arrested the guard. 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: Easy. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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