Ahern, Sanchez face runoff in Alameda County sheriff’s race

Longtime incumbent Alameda County Sheriff Gregory Ahern heads to a November runoff against sheriff’s division commander Yesenia Sanchez, voters decided in Tuesday’s primary elections.

With all precincts reporting, unofficial results from the Alameda County Registrar of Voters show Sanchez leads with 47% of the vote and Ahern trails with 36%. San Francisco police officer JoAnn Walker pulled in 17%.