Reuters: U.S. Rep. Henry Waxman, a California liberal, won the chairmanship of a key congressional energy committee on Thursday and promised to work closely with President-elect Barack Obama to promote alternative energy, ease global warming and expand healthcare. Skip related content Waxman wrested control of the U.S. House of Representatives Energy and Commerce Committee from Rep. John Dingell of Michigan, a longtime friend of the now-ailing U.S. auto industry. The action was taken on …