AP Photo/The Yomiuri Shimbun, Makoto Kondo
A man cries while walking through the devastated town of Onagawa, Miyagi Prefecture, Monday, March 14, 2011, three days after a powerful earthquake-triggered tsunami hit the country's east coast.
AP Photo/Wally Santana
An evacuee searches name lists for friends in Soma, Fukushima prefecture, Japan, Monday, March 14, 2011, three days after a massive earthquake and tsunami struck the country's northeast coast.
AP Photo/Shizuo Kambayashi
People look at a truck that hangs on the edge of a pier in Hachinohe, Aomori Prefecture, northern Japan, Monday, March 14, 2011, three days after a powerful earthquake-triggered tsunami hit Japan's east coast.
AP Photo/Kyodo News
People move to higher ground after a tsunami warning was issued in Higashimatsuyshima, Miyagi Prefecture, northern Japan, Monday, March 14, 2011, three days after northeastern coastal towns were devastated by an earthquake and tsunami.
AP Photo/GeoEye
In this March 13, 2011, satellite image released by GeoEye, Minamisanriku, Japan, is shown after an earthquake and tsunami devastated the region.
Kiyoshi Ota/Getty Images
A local resident walks through area damaged by the tsunami after an 8.9 magnitude strong earthquake struck on March 11 off the coast of north-eastern Japan, on March 13, 2011 in Sendai, Japan. The quake struck offshore at 2:46pm local time, triggering a tsunami wave of up to 10 meters which engulfed large parts of north-eastern Japan. The death toll is currently unknown, with fears that the current hundreds dead may well run into thousands.
MIKE CLARKE/AFP/Getty Images
Miyage prefecture on March 13, 2011 two days after a massive 8.9 magnitude earthquake and tsunami hit the region. Japan battled a feared meltdown of two reactors at a quake-hit nuclear plant on March 13, as the full horror of the disaster emerged on the ravaged northeast coast with thousands feared dead.
AP Photo/Kyodo News
At Sendai Airport in Sendai, Miyagi Prefecture, the tarmac, parking lot and surrounding areas are covered with mud and debris carried by the tsunami.
AP Photo/Kyodo News
A runway at Sendai airport is covered with washed-out cars, sand and earth Saturday, March 12, 2011.
Mike Clarke/AFP/Getty Images
A private plane sits in water and debris next to cars outside Sendai Airport in Natori, Miyagi prefecture, March 13, 2011.
AP Photo/Koji Sasahara
A woman pushes a bicycle on a street following a massive tsunami that's triggered by a catastrophic earthquake in Tagajo near Sendai, northeastern Japan, on Sunday, March 13, 2011.
Kiyoshi Ota/Getty Images
A damaged gas station shows the destruction after an 8.9 magnitude strong earthquake struck on March 11 off the coast of north-eastern Japan, on March 13, 2011 in Sendai, Japan.
AP Photo/Junji Kurokawa
Mayumi Yagoshi, right, and an unidentified man walk together on a riverbank after inspecting burning oil refinery following a massive tsunami triggered by March 11 earthquake in Tagajo, near Sendai, northern Japan, Sunday, March 13, 2011.
AP Photo/Kyodo News
Thick black smoke rises from burning buildings in a factory zone in Sendai, Saturday, March 12, 2011, one day after a giant quake and tsunami struck the country's northeastern coast.
Kiyoshi Ota/Getty Images
A residential area damaged by the tsunami is seen after an 8.9 magnitude strong earthquake struck on March 11 off the coast of north-eastern Japan, on March 13, 2011 in Sendai, Japan.
AP Photo/Kyodo News
People stand on the roof of an elementary school in Sendai, northern Japan as they take shelter Saturday, March 12, 2011 after Japan's biggest recorded earthquake slammed into its eastern coast Friday.
AP Photo/Kyodo News
A man inspects the inside of his home damaged by Friday's powerful earthquake-triggered tsunami in Sendai, Miyagi prefecture, northern Japan, Sunday, March 13, 2011.
JIJI PRESS/AFP/Getty Images
People walk through debris along a road in Sendai city, Miyagi prefecture on March 12, 2011.
AP Photo/Kyodo News
Residents collect what they can retrieve from their destroyed house at Sendai, northeastern Japan, on Sunday March 13, 2011, two days after a giant earthquake and tsunami struck the country's northeastern coast.
AP Photo/Kyodo News
A long line of residents seeking water supply is formed on the playground of a school in Sendai, northeastern Japan, on Sunday March 13, 2011, two days after a powerful earthquake and tsunami hit the the country's northeastern coast.
AP Photo/David Guttenfelder
A car sits on top of a small building in a destroyed neighborhood in Sendai, Japan, on Sunday, March 13, 2011 after it was washed into the area by the tsunami that hit northeastern Japan.
AP Photo/Junji Kurokawa
Oil tar lie in the other side of the river bank from burning oil refinery following a massive tsunami triggered by March 11 earthquake in Tagajo, near Sendai, northern Japan, Sunday, March 13, 2011.
AP Photo/Shuji Kajiyama
Police officers walk over a ground covered by trash and rubble of tsunami-hit houses as they look for victims in Sendai, Miyagi Prefecture, northern Japan, Sunday, March 13, 2011, two days after a catastrophic earthquake-triggered tsunami hit the area.
Mike Clarke/AFP/Getty Images
Local residents salvage canned beverages, including beer, from a tsunami-devastated factory near Sendai port in Miyagi prefecture, March 13, 2011.
Kyodo via AP Images
A pedestrian walks by an overturned fishing boat in Hachinohe, Aomori Prefecture, northeastern Japan, March 13, 2011.
Jiji Press/AFP/Getty Images
A vehicle rests on a three-story building at Minamisanriku town in Miyagi prefecture, March 13, 2011.
Kazuhiro Nogi/AFP/Getty Images
People walk on a road covered with vehicles and debris in Tagajo, Miyagi prefecture on March 13, 2011.
Kazuhiro Nogi/AFP/Getty Images
Residents walk on a street in Tagajo, Miyagi prefecture on March 13, 2011, following a massive earthquake and tsunami.
Jiji Press/AFP/Getty Images
A large tank sits on a debris-covered field in the city of Iwanuma in Miyagi prefecture, March 13, 2011.
Kim Jae-Hwan/AFP/Getty Images
Residents walk past wrecked cars piled up by the tsunami, on a street in Tagajo, Miyagi prefecture, March 13, 2011.
Toshifumi Kitamura/AFP/Getty Images
A fishing boat lies on the road near the port in Hachinohe, Aomori prefecture, March 13, 2011.
AP Photo/Kyodo News
People ride bicycles with the backdrop of a flooded road in Shiogama, Miyagi prefecture, northern Japan, March 13, 2011.
AP Photo/Kyodo News
A man walks amid the rubble in Minamisanriku town, Iwate prefecture, March 13, 2011.
AP Photo/The Yumiuri Shimbun
A ferry is stranded on top of a building in Otsuchi, Iwate Prefecture, northern Japan, March 13, 2011.
AP Photo/The Yumiuri Shimbun
People walk in the rubble in Minamisanriku town, Miyagi Prefecture, northern Japan, Sunday, March 13, 2011.
AP Photo/Kyodo News
A woman searches through the rubble of her home destroyed in Friday's powerful earthquake-triggered tsunami in Ofunato, Iwate prefecture, northern Japan, Sunday, March 13, 2011.