Steve Miller of The Steve Miller Band performs on stage during San Francisco Fest 2016 at AT&T Park in San Francisco, Calif., on Sunday, Sept. 4, 2016. (Jose Carlos Fajardo/Bay Area News Group)
Cindy Blackman on drums while performing with Carlos Santana on stage during San Francisco Fest 2016 at AT&T Park in San Francisco, Calif., on Sunday, Sept. 4, 2016. (Jose Carlos Fajardo/Bay Area News Group)