Tauzin faces five opponents in bid to replace father By DOUG SIMPSON Associated Press writer HOUMA -- Some voters affectionately call him "Little Billy." A political rival calls him simply, "That Boy." Billy Tauzin III's name is as famous as any other in south Louisiana politics, familiar to the oilmen, shrimp fishermen and sugar cane farmers of Cajun towns like Houma and New Iberia. They know Tauzin's father, U.S. Rep. Billy Tauzin Jr., a former oil rig worker who won a seat in Congress in 1980, was re-elected 11 times and, as chair of the House Energy and Commerce Committee,...