PHILADELPHIA (CBS) — Philadelphia police and the bomb squad are investigating a car explosion outside a gentlemen’s club in Northern Liberties.

It happened just after 3 a.m. Sunday outside Delilah’s in the 100 block of Spring Garden Street.

Witnesses inside the club told police they heard an explosion and went outside to find a car engulfed in flames.

There were no injuries.

There was no word on what caused the explosion.

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