A 15-year-old pedestrian is in serious condition after being struck by a vehicle Thursday evening in Belair.
Harford County Fire and EMS officials say the incident occurred at N. Fountain Green Road and US-1.
The teen was transported by helicopter to a regional trauma center with life-threatening injuries.
Circumstances that led up to the crash are unclear.
No other details have been released.
Maryland State Police are continuing to investigate.