Oakland Mayor Libby Schaaf takes questions from the media during a press conference at City Hall in Oakland, Calif., Wednesday, Feb. 27, 2018. (Jane Tyska/San Jose Mercury News via AP)

Oakland Mayor Libby Schaaf takes questions from the media during a press conference at City Hall in Oakland, Calif., Wednesday, Feb. 27, 2018. (Jane Tyska/San Jose Mercury News via AP)