STAMFORD, Conn. -- A 65-year-old man who contracted the West Nile virus was released Monday from Stamford Hospital. The Stamford resident was admitted Sept. 14 with a high fever, disorientation and trouble walking, said hospital spokesman Scott Orstad. He was treated with the drug alpha interferon, but doctors don't know if the drug _ normally used to treat hepatitis patients _ is responsible for his recovery, Orstad said. "We're not sure if the drug, his immune system or the combination of the two are responsible," he said. Doctors participating in a national study have experienced some success in treating West...