New Delhi, June 4 -- An 18-year-old was killed and three others were wounded after gunfire erupted in a parking lot following a high school graduation ceremony in Northern California on Wednesday evening, police said, as per multiple news reports.

The shooting occurred around 7:15 p.m. near Schafer Stadium at Fairfield High School in the city of Fairfield, about 50 miles northwest of San Francisco.

The shooting incident took place shortly after a commencement ceremony for Sem Yeto High School, according to school officials.

Authorities said four people suffered gunshot wounds. An 18-year-old victim died at the scene, while three others - aged 11, 20 and 25 - were taken to local hospitals for treatment. Their conditions have not been di...