Inquirer staff writer Zoe Tillman reports:

A Cadillac broadsided a Philadelphia police patrol car this morning at a Kensington intersection, sending two officers to the hospital, authorities say.

Police said the officers were treated for knee and arm pain at Temple University Hospital and releaseed following the 4:11 a.m. collision at  North Lee and East Clearfield Streets.

Police said an the initial investigation indicated the female driver of the Cadillac ran a stop sign while heading east on Clearfield.

The woman, not immediately identified,  was uninjured but was taken to Episcopal Hospital for observation.

No charges have been filed yet.

Read more breaking news in our From The Source blog.