Tracking the Oil Spill: The map sequence shows how the oil spill has been spreading in the Gulf of Mexico. Each day’s outline reflects the most current estimate by the National Oceanic and Atmospheric Administration for the extent of the spill on that day. By The New York Times. Sources: National Oceanic and Atmospheric Administration, U.S. Coast Guard

The map sequence shows how the oil spill has been spreading in the Gulf of Mexico. Each day’s outline reflects the most current estimate by the National Oceanic and Atmospheric Administration for the extent of the spill on that day. By The New York Times. Sources: National Oceanic and Atmospheric Administration, U.S. Coast Guard

Tracking the Oil Spill