Republican Sen. Tommy Tuberville of Alabama is one of the most active corporate stock traders on Capitol Hill, according to federal financial disclosures. J. Scott Applewhite/AP Tuberville, a Republican from Alabama , had heavily invested in Alibaba Group. A congressional financial disclosure indicates Tuberville has "divested" of Alibaba. Sen. Tommy Tuberville , one of Congress ' most vocal critics of China, has quietly dumped his investments in an e-commerce and technology company with ties to the country's Communist Party. The Alabama Republican on January 14 executed three stock option trades, valued at between $80,003 and $200,000, that ended his investment...