U.S. relief crews in Japan

AP Photo/U.S. Navy, Mass Communication Specialist 3rd Class Anthony Johnson

In this March 18, 2011 photo released by the U.S. Navy, sailors and Marines load food and humanitarian supplies onto a Sea Hawk helicopter aboard the aircraft carrier USS Ronald Reagan off the coast of Japan. The USS Ronald Reagan is off the coast of Japan providing humanitarian assistance to Japan after an earthquake and tsunami devastated the northeast region.

U.S. soldiers clear portions of the runway in assisting relief efforts for quake and tsunami victims, Friday, March 18, 2011, at the Jinmachi Air Base, in Yamagata, Yamagata Prefecture, Japan.

U.S. Marines arrive in a convoy from Camp Fuji, central Japan, at Jinmachi military base to assist relief efforts for quake and tsunami victims, Friday, March 18, 2011, in Yamagata City, Yamagata Prefecture, northeastern Japan.

U.S. Navy Photo by Mass Communicatioin Specialist 3rd Class Alexander Tidd

Naval Aircrewman 2nd Class Chris Carringer, assigned to the Black Knights of Helicopter Anti-Submarine Squadron (HS) 4, passes a Japanese citizen a case of fresh water out of an HH-60H Sea Hawk Helicopter in northern Japan, Tuesday, March 15, 2011.

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U.S. Navy photo by Mass Communication Specialist 3rd Class Kevin B. Gray

Naval Air Crewman 2nd Class Zack DelCorte, right, assigned to the Black Knights of Helicopter Anti-Submarine Squadron (HS) 4, hands bottled water to a Japanese citizen, on Tuesday, March 15, 2011, in northern Japan.

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U.S. Navy photo by Mass Communication Specialist 2nd Class Devon Dow

Sailors from the Naval Air Facility Misawa help a Misawa City employee transport salvageable fishing equipment, on Tuesday, March 15, 2011, in Misawa, northern Japan. More than 120 Sailors and Airmen from the air base joined city workers and members of the community in the relief effort.

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U.S. Navy photo by Mass Communications Specialist 1st Class Ben Farone

Naval Aircrewman 1st Class Joshua Vogel, left, and Naval Aircrewman 3rd Class Mathias Lane from U.S. Navy Helicopter Anti-Submarine Squadron (HS) 14 work with local Japanese emergency response personnel, on Monday, March 14, 2011, to assess the immediate needs of residents affected by the earthquake and subsequent tsunami which struck northern Japan March 11th. The HS-14 Chargers, based at Naval Air Facility Atsugi, Japan, are executing Search and Rescue missions in Miyagi Prefecture, Japan in support of Operation Tomodachi.

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U.S. Navy photo by Mass Communication Specialist 2nd Class Melissa Russell

Sailors aboard the aircraft carrier USS Ronald Reagan move cases of sports drinks and water in preparation for support of humanitarian assistance and disaster relief efforts in Japan, on Monday, March 14, 2011. The Ronald Reagan Strike Group is currently off the coast of Japan rendering humanitarian assistance and disaster relief following Friday's massive earthquake and tsunami.

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U.S. Navy photo by Mass Communication Specialist 3rd Class Dylan McCord

Senior Chief Naval Air Crewman Steve Sinclair, from Las Vegas, assigned to the Black Knights of Helicopter Anti-Submarine Squadron (HS) 4, left, greets a Japanese aid worker, during earthquake and tsunami relief efforts near Sendai, Japan, on Sunday, March 13, 2011.

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A Japanese home is visually inspected by a helicopter-based Search and Rescue (SAR) team from the aircraft carrier USS Ronald Reagan, on Sunday, March 13, 2011, as the home floats adrift miles from the coast of Japan two days after the massive earthquake and subsequent tsunami. Ships and aircraft from the Ronald Reagan Strike Group are currently rendering humanitarian assistance off the coast of Japan.

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U.S. Navy photo by Mass Communication Specialist 3rd Class Alexander Tidd

Pilots from Helicopter Anti-Submarine Squadron (HS) 4 review charts in the aircraft carrier USS Ronald Reagan's (CVN 76) Ready Room 5 prior to flying supplies and Search and Rescue operations over mainland Japan, on Tuesday, March 14, 2011.

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Sailors move dozens of fresh water cases to Sea Hawk helicopters on the flight deck of the aircraft carrier USS Ronald Reagan (CVN 76) prior to flying supplies and conducting Search and Rescue operations over mainland Japan, on Tuesday, March 14, 2011. The Ronald Reagan is currently off the coast of Japan rendering humanitarian assistance and disaster relief following Friday's massive earthquake and tsunami.

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U.S. Navy photo by Mass Communication Specialist 3rd Class Kyle Carlstrom

Sailors load supplies onto an HH-60H Sea Hawk assigned to the Black Knights of Anti-Submarine Squadron (HS) 4, aboard the aircraft carrier USS Ronald Reagan (CVN 76) on Tuesday, March 14, 2011, as other Sea Hawks prepare to depart.

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Lt. Jacob King, left, from U.S. Navy Helicopter Anti-Submarine Squadron (HS) 14 signs for fuel received from the Japan Ground Self-Defense Force at Yamagata Airport, on Tuesday, March 14, 2011, in Yamagata Prefecture, Japan.

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Naval Aircrewman 3rd Class Garrett Krygier from U.S. Navy Helicopter Anti-Submarine Squadron (HS) 14 surveys the destruction caused by the earthquake and subsequent tsunami, on Tuesday, March 14, 2011, in Miyagi Prefecture, Japan.

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Naval Aircrewman 3rd Class Mathias Lane, left, from U.S. Navy Helicopter Anti-Submarine Squadron (HS) 14 assesses the immediate needs of residents affected by the earthquake and subsequent tsunami, on Tuesday, March 14, 2011, in Miyagi Prefecture, Japan.

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Members of the U.S. rescue team are seen with their sniffer dogs in a tsunami-hit area in Ofunato, Iwate Prefecture, Japan, Tuesday, March 15, 2011.

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Members of the U.S. rescue team with a sniffer dog search for victims in the tsunami-hit area in Ofunato, Iwate Prefecture, Japan, Tuesday, March 15, 2011.

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U.S. search and rescue team members search through the rubble in Ofunato, Iwate Prefecture, northern Japan, on Tuesday, March 15, 2011, after Friday's earthquake and tsunami.

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An SH-60B helicopter assigned to the Chargers of Helicopter Antisubmarine Squadron (HS) 14 flies over the city of Sendai, Japan to deliver more than 1,500 pounds of food to survivors of the 8.9 earthquake and tsunami, Saturday, March 12, 2011.

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U.S. and British search and rescue teams set up a base for the night in a gymnasium after arriving at the Setamai school in Sumita, northern Japan, Monday, March 14, 2011. Two search and rescue teams from Fairfax County, Virginia, and Los Angeles County in the U.S. and a team from the U.K. with combined numbers of around 225 personnel have arrived in northern Japan to help in the aftermath of the earthquake and tsunami.

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U.S. search and rescue dogs sit on the floor of a gymnasium after arriving with their handlers at the Setamai school, in Sumita, northern Japan, Monday, March 14, 2011. Two search and rescue teams from Fairfax County, Virginia, and Los Angeles County in the U.S. and a team from the U.K. with combined numbers of around 225 personnel have arrived in northern Japan to help in the aftermath of the earthquake and tsunami.

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