Deepwater Horizon, the owners of an oil exploration rig that sunk into the Gulf of Mexico last Thursday after a exploding into flames 50 miles off the coast of Louisiana, has rescue crews covering nearly 2000 square miles, looking for 11 missing crew members. TransOcean, the company that owns the oil rig, believes they will not be found. British Petroleum, which contracted the rig, realized almost immediately that there was the potential for a major oil spill, and crews are…