PHILADELPHIA (CBS) — Police are investigating the shooting death of a man outside a bar in West Philadelphia.

It happened around 1:30 a.m. Saturday at Jollies West Bar at 38th and Lancaster Avenue in the city’s Powelton Village neighborhood.

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Authorities say officers patrolling the area heard gunshots and found a 19-year-old man outside who had been shot once in the chest.

He was rushed to Presbyterian Hospital where he later died.

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Investigators say the shooting stemmed from a disagreement inside the bar.

Authorities were questioning witnesses.

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No arrests have been made.