The California Highway Patrol is investigating a collision involving two cars in Delano Sunday morning. 

Delano Police said it happed just before 6 a.m. and both lanes on southbound Highway 99, just north of County Line Road were closed for about an hour.

One driver was taken to Kern Medical with minor to moderate injuries. The other driver appeared to be unharmed.

CHP said the cause of the collision is under investigation.