An ATV rider was seriously injured Sunday after crashing into a tree in Berlin, Massachusetts.
Police say a 34-year-old man who lives in Berlin hit a tree off Marlborough Road. Police responded around 3:15 p.m. to the scene, where an off-duty firefighter was performing CPR on the victim.
The man was breathing on his own, but was taken to UMass Memorial Medical Center's University Campus in Worcester with a serious injury.
His current condition is not known.