The office of state Assemblyman Mike Gordon announced that he died today from the brain tumor that was diagnosed in February, shortly after he took office. Gordon was from El Segundo and represented a coastal district that runs from Venice to Torrance. Gordon had been the executive director of the California Democratic Party, mayor of El Segundo and founder of the telemarketing company Gordon and Schwenkmeyer Inc. He was 47 and leaves his wife Denise and four children. AP in the San Francisco Chronicle.