Overland Park crash critically injures one

An overnight car crash in Overland Park left one person critically injured.

The crash occurred at about 2 a.m. on Interstate 635. The crash closed down the ramp from southbound I-635 to southbound I-35 for a little more than four hours. The ramp opened this morning at about 6:30.

Police this morning weren't releasing any more details about the victim or the cause of the crash.