SONOMA COUNTY (CBS SF) — A single-engine plane crashed in Sonoma County Thursday afternoon, killing one person.

A Sonoma County Fire and Emergency dispatcher said the crash happened around 12:45 p.m. in the area of San Luis Road and Broadway south of Sonoma.

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According to the Federal Aviation Administration, the plane was a single-engine Cirrus SR22 and it crashed in a field about 1,000 feet west of Sonoma Skypark airport.

The Sonoma County Sheriff’s Office said one person had been killed and three others aboard the plane taken to a local hospital.

William S. Goldman

William S. Goldman. (Photo via University of San Francisco)

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Officials later identified the man killed as 38-year-old San Francisco resident William Sachs Goldman, who was an assistant professor at the University of San Francisco.

Goldman is the grandson of the late San Francisco philanthropists Richard and Rhoda Goldman.

Goldman’s two grade-school-age children, George and Marie, were also on the plane. They were flown to Children’s Hospital in Oakland. Their current condition has not been released.

Also on board was the children’s nanny, from Milan, Italy. She was transported to Sonoma Valley Hospital by ambulance.

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