Sen. Tommy Tuberville of Alabama has been a vehement critic of companies based in Mainland China. CNBC's Dan Mangan reports, "Tuberville, as recently as December, made three separate purchases with his wife, Suzanne Tuberville, of Alibaba shares valued at as much as $300,000 in total, according to a financial disclosure report filed Wednesday. In July, the Republican's spokeswoman told CNBC …
