Los Angeles Times: He spent much of his life drilling for oil, taking over other companies and using his vast wealth to fund Republicans. Now, T. Boone Pickens champions wind energy, has a Facebook profile and passes the time with grateful Democrats. On Tuesday, the legendary oil tycoon made his Capitol Hill debut to promote his new cause: using American wind to alleviate the nation’s energy crisis and wean itself from dependency on foreign oil. He testified before a Senate committee and held …