By Steve Beck

PHILADELPHIA (CBS) — Four people, including two children, were injured during a crash overnight in Philadelphia.

The accident happened at Frankford and Cheltenham Avenues in the city’s Frankford section.

Accident investigators say a total of four people were injured in the two-car crash. Two of the injured were children, ages one and four. They were taken to St. Christopher’s Hospital for Children. The adults were taken to Aria Health’s Torresdale Hospital. The conditions of the victims were not immediately known.

The exact cause of the crash remains under investigation.