A pedestrian was severely injured Wednesday in a traffic accident on a South Bay street, authorities reported.
The crash in the 500 block of C Street in Chula Vista occurred shortly before 11 a.m., according to police.
Emergency crews had to pull the victim from underneath a vehicle with help from a resident who supplied a vehicle jack, Officer Michael Knapp said.
Paramedics took the pedestrian, whose identity was not immediately available, to a hospital for treatment of life-threatening trauma, according to police.
A motorist involved in the wreck was treated for injuries of undisclosed severity, Knapp said.