New York State Police say one person was seriously injured after a two-car crash on I-87 Northway in Clifton Park last week. The crash happened around 4:41 p.m. Police say one vehicle had overturned in the median of the highway, and the driver had to be extricated from the vehicle. The driver’s injuries are serious, but are not believed to be life-threatening, with no other injuries reported at the scene, said State Police.