15-year-old boy shot near playground in Philadelphia's Frankford neighborhood

PHILADELPHIA (WPVI) -- A 15-year-old boy is in critical condition following a shooting Tuesday evening in Philadelphia's Frankford neighborhood.

The teen was shot at 7:30 p.m. on the sidewalk at Penn and Bridge streets just feet from the Frankford Playground.

Authorities say at least 20 people were present at the playground when gunfire erupted.

A SEPTA bus driver witnessed the shooting and is speaking with police. Investigators are also pulling video from the bus and a nearby SEPTA depot.

Police have not released any information about a suspect.

Anyone with information is asked to call 215-686-TIPS.