Question

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One night, a man receives a call from the Police. The Police tell the man that his wife was murdered, and that he should reach the crime scene as soon as possible. The man drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as he reaches the crime scene, the police arrest him, and he is convicted of murder. How did the police know that he committed the crime?
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Answer 1

the police didn't mention the address and he reached there in 20 minutes without knowing the address

Answer 2

The Police didn't tell the man where the crime scene was, but the man knew