WASHINGTON (AP) -- Roads and bridges built by U.S. taxpayers are starting to be sold off, and so far foreign-owned companies are doing the buying. On a single day in June, an Australian-Spanish partnership paid $3.8 billion to lease the Indiana Toll Road. An Australian company bought a 99-year lease on Virginia's Pocahontas Parkway, and Texas officials decided to let a Spanish-American partnership build and run a toll road from Austin to Seguin for 50 years. Few people know that the tolls from the U.S. side of the tunnel between Detroit and Windsor, Canada, go to a subsidiary of an...