"We've begun to see demand for vaccine tapering off in Contra Costa," a county spokesperson told ABC7 News. "We no longer have a waiting list and this has been the first week where we have started to see appointments go unfilled." SAN FRANCISCO (KGO) -- For the first several months of the coronavirus vaccine rollout, scoring an appointment for a dose in the Bay Area involved patience, persistence and a lot of refreshing the MyTurn site.