∙ Oakland teachers are returning to work this morning after their union ratified a new contract with the school district Sunday. More than 70 percent of union membership cast ballots, with 64 percent voting yes. [East Bay Times]

∙ The cleanup and rebuilding processes are already underway in Guerneville after last week's flood. Homeowners are able to get construction permits at a drop-in center within 15 minutes. [CBS SF]

∙ Two sisters, aged 5 and 8, got lost in the Humboldt County woods over the weekend, and have now been found. Authorities feared they may have been abducted. [ABC 7]

∙ Stephen Spielberg has been leading the charge to ban Los Gatos-based Netflix from Academy Awards eligibility. The director thinks the streaming company doesn't play by the same rules when it comes to film distribution. [CBS SF]

The public memorial for Public Defender Jeff Adachi is today at 11 a.m. at City Hall. [Bay City News]

Loud gunfire in a quiet neighborhood led to the arrest of a 51-year-old man in the Berkeley hills on Friday evening. [Berkeleyside]

Slack is reportedly signing a lease on 150,000 square feet of new office space at 45 Fremont, three blocks from its headquarters. [SF Business Times]

WeWork may be leasing an 80,000-square-foot space at Bishop Ranch in San Ramon. [SF Business Times]

Unpermitted sidewalk vendors in the Mission have moved to a newly sanctioned flea market on Julian Street. [Examiner]