PHILADELPHIA (CBS) — Police are investigating a shooting on the 2600 block of North 25th Street in the cities Strawberry Mansion section.

The 52-year-old victim was found lying on the sidewalk around 12:25 a.m. Friday morning. He was rushed to Temple University Hospital and placed in critical condition.

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Authorities say the motive was ether a robbery or a dice game gone wrong. Dice were found on scene, as well as inside a nearby vehicle. Police say they were both the same color, which they say indicates a connection between the vehicle and the victim.

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No suspect at this time, people were on scene when police arrived, but police say witnesses are being uncooperative.

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An investigation is ongoing.