Montgomery County police ID man suffering from life-threatening injuries after being hit by vehicle

Montgomery County police are asking for the public's help as they investigate a crash that left a pedestrian with life-threatening injuries in Rockville on Thursday.

They've identified the victim as 61-year-old Dingguo Guo of Valley Stream Drive.

Police began investigating after the incident on Hungerford Drive was reported around 7 a.m.

They say Guo was crossing Frederick Avenue at the intersection with Hungerford Drive when the collision occurred.

The roadway was closed after the crash, but it has since reopened.

If you have any information that might help investigators, you're urged to call (240) 773-6620.