The sale of the Golden State Warriors franchise has been approved by the NBA Board of Governors, according to a source with knowledge of the proceedings. The official announcement is expected Friday. Joseph Lacob, a Menlo Park venture capitalist, and Peter Guber, CEO of Mandalay Entertainment take over as principle owners of the Warriors. Back on July 15, the team announced that owner Chris Cohan had agreed to sell the franchise to the pair for $450 million. San Jose Mercury-News