Ex-state Senator Don Perata conceded defeat this morning in the Oakland mayor's race to Councilwoman Jean Quan and will not request a recount, Oakland North is reporting.
Update 10:48 a.m.: KCBS just tweeted the same thing.
Update 11:17 a.m.: The Oakland Metropolitan Chamber of Commerce, which backed Perata in the mayor's race, just announced official congratulations to Quan for winning. From the chamber's press release: "Jean Quan will be Oakland’s next Mayor! The two-term Councilmember and former School Board member defeated former State Senator Don Perata by capturing more second and third-choice votes in Oakland’s first ranked-choice election. "
Update 11:25 a.m.: Here's the story from KCBS on Perata's decision not to challenge the results of the election. It's a Bay City News report.