San Francisco welcomed Grateful Dead offshoot Dead & Co. back Friday night for a hell of a birthday party. The first night of a three-night Grateful Dead 60th anniversary residency took over the Polo Fields of Golden Gate Park,

Tens of thousands of Deadheads packed San Francisco's Golden Gate Park on Saturday for the second day of a three-day concert series honoring the Grateful Dead's 60th anniversary.

Emergency responders rushed to San Francisco's Outer Richmond neighborhood on Saturday night following reports of a stabbing just after the second of three sold-out Dead & Company concerts celebrating the Grateful Dead's 60th anniversary concluded in nearby Golden Gate Park.