Police issued a red alert, and are describing the crash as a rollover accident. Police say a Mercedes was driving recklessly before the crash. The driver was taken into police custody.
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Four adults and two children were injured, according to Acting Rescue Captain Shannon Stabile of the San Francisco Fire Department. None of the injuries were life-threatening, Stabile said.
Drivers are being warned to avoid the area, and MUNI service there is being diverted.
Stay with ABC7 News for more on this developing story.
Bay City News contributed to this report.