Seventeen people were injured, some seriously, when a pickup truck collided with a trolley in Chula Vista late Tuesday afternoon, authorities said. The crash happened about 4:30 p.m. when the truck broadsided a northbound Blue Line trolley at the L Street grade crossing,

Many of the injured were treated at the scene, according to the Chula Vista Fire Department, but many others were taken to local hospitals. Three people, including the truck's driver, sustained what officials described as "major trauma.