GULF OF MEXICO — Rear Adm. Mary Landry, federal on scene coordinator for the Deepwater Horizon incident, speaks with U.S. Secretary of the Interior Ken Salazar as they conduct an aerial survey of the Gulf Coast, Friday, April 30, 2010 aboard a Coast Guard HC-144A Ocean Sentry aircraft. Efforts to stop the flow of oil and minimize the impact to environmental and economic resources has been underway since the incident occurred April 20, 2010. U.S. Coast Guard photo by Petty Officer 3rd Class Cory J. Mendenhall.