Card Player – Online poker players, especially those in California, have a new enemy. Willie Brown, the former mayor of San Francisco (1996-2004) and previously a California legislator, said last week that he is joining billionaire Las Vegas casino owner Sheldon Adelson in the latter’s quest to stop online gaming in the United States, the Los Angeles Times reported. Brown’s commitment to the Coalition to Stop Internet Gambling is perplexing because of Brown’s previous work to support online poker legalization in the Golden State. Brown said he is the new national co-chair and California chair of Adelson’s coalition. “There are…