Updated

Authorities have identified four men slain over the weekend in San Francisco.

The San Francisco Medical Examiner on Monday identified 20-year-old David Saucier, 21-year-old Harith Atchan, 19-year-old Yalani Chinyamurindi and 22-year-old Manuel O'Neal as the victims found shot dead in a stolen car on Friday night.

San Francisco police said the department's gang violence task force is investigating the shooting along with the homicide unit.

No arrests have been made or suspects identified.

The four people were shot while sitting in the Hayes Valley neighborhood, an area that includes popular restaurants, shops and art galleries.

Community leaders will hold a prayer vigil Monday evening.

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Information from: San Francisco Chronicle, http://www.sfgate.com