A suspect’s blood type matches a crime scene sample, but they have a solid alibi. What could explain this?

Category: Mystery · Difficulty: hard

Hint: Think about evidence tampering possibilities.

Answer

The crime scene blood was planted deliberately

Explanation

The blood evidence was introduced after the crime to mislead investigators.

This is a hard mystery riddle — a tricky one that takes a little thought. The answer is The crime scene blood was planted deliberately.

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