SACRAMENTO - Assembly Speaker Fabian Nunez renamed veteran Southern California union leader Mike Quevedo Jr., to the California Public Employees Retirement System board Monday, signaling the Legislature's approval for CalPERS' growing activism on corporate governance issues. Nunez called Quevedo, a board member since February 1998, "without question, the best choice," and said the union official would "continue to protect the shareholders by pursuing more corporate accountability and more corporate responsibility." The move ends speculation that Nunez, D-Los Angeles, and Senate President Pro Tem Don Perata, D-Oakland, would replace Quevedo with Sean Harrigan, a veteran labor who led the board for...