People pass a bridge over the Fujiang River which connects to the Tangjiashan quake-lake in Youxian district of Mianyang, Sichuan Province June 1, 2008. China has evacuated over 197,000 people from an area that risks flooding by landslide-blocked rivers near the epicentre of this month's earthquake in Sichuan province, Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A resident walks along the bank of the Fujiang River which connects to the Tangjiashan quake-lake in Youxian district of Mianyang, Sichuan Province June 1, 2008. China has evacuated over 197,000 people from an area that risks flooding by landslide-blocked rivers near the epicentre of this month's earthquake in Sichuan province, Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

Refugee girls perform to welcome the upcoming Children's Day in front of their festival gifts outside tents after being evacuated to a high place in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A girl looks at a lightbulb as she sits on the shoulders of a man at an event to welcome the upcoming Children's Day outside tents after being evacuated to a high place in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A refugee stands outside a tent after being evacuated to high ground at night in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A girl gestures as she sings to welcome the upcoming Children's Day outside tents after being evacuated to high ground in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. Children's Day is celebrated on June 1 in China. REUTERS/Jason Lee (CHINA) 

Local residents watch television news on landslide-blocked rivers, outside tents after being evacuated to high ground at night in Qingyi town in Mianyang, Sichuan province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A refugee looks out from a tent after being evacuated to a high place in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A family sleeps in a tent after being evacuated to a high place in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

Luo Xiangquan, 78, rests under a huge umbrella as he waits to be evacuated to a higher place in Qingyi town in Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A refugee walks past a flag of the Communist Party of China after being evacuated to a higher place in Youxian district of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A pet dog is evacuated with its owner to a higher area in Youxian district of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 197,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A family evacuate to a higher area in Youxian district of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 190,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A refugee looks out from a tent after being evacuated to a higher area in Youxian district of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 190,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

Liao Xinyi, 6, fans her 1-year-old brother in a tent after being evacuated to a high area in Qingyi town of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 190,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday. REUTERS/Jason Lee (CHINA) 

A refugee adjusts a tent after being evacuated to a higher area on a mountain in Youxian district of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 190,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday.
REUTERS/Jason Lee (CHINA) 

A refugee smokes at his tent after being evacuated to a higher area in Youxian district of Mianyang, Sichuan Province May 31, 2008. China has evacuated over 190,000 people from an area threatened by landslide-blocked rivers near the epicentre of this month's deadly earthquake in Sichuan province, the official Xinhua news agency said on Saturday.
REUTERS/Jason Lee (CHINA) 

Survivors from the village of Leigu, sit in the back of a truck as it heads back to their village's refugee camp after last week's earthquake in the region, Sichuan province, May 24, 2008. REUTERS/Nir Elias (CHINA) 

Survivors help an elderly woman from the village Leigu to go on a truck that will take them back to their village's refugee camp after last week's earthquake in the region, Sichuan province, May 24, 2008. REUTERS/Nir Elias (CHINA) 

A man carries an elderly survivor to a transportation area outside Mianyang's stadium where they wait to return to their village's refugee camp after last week's earthquake in the region, Mianyang, Sichuan province, May 24, 2008. REUTERS/Stringer (CHINA) 

Survivors wait outside Mianyang's stadium for transportation back to their village's refugee camp after last week's earthquake in the region, Mianyang, Sichuan province, May 24, 2008. REUTERS/Stringer (CHINA) 

Survivors check an information board with the names of relatives and friends who are staying in Mianyang's stadium after last week's earthquake in the region, Mianyang, Sichuan province, May 24, 2008. REUTERS/Nir Elias (CHINA) 

A worker sprays disinfectant as he walks past earthquake survivors outside the Jiuzhou sports stadium in Mianyang,Sichuan province May 23, 2008. Five million Chinese displaced by last week's earthquake will be in temporary homes for months as devastated Sichuan province shifts from emergency response to housing refugees for the long term. The words on the banner read "Discipline inspection commission and supervision department are with you." REUTERS/Jason Lee (CHINA) 

Volunteer monks serve breakfast to earthquake survivors outside the Jiuzhou sports stadium in Mianyang, Sichuan province, May 23, 2008. Five million Chinese displaced by last week's earthquake will be in temporary homes for months as devastated Sichuan province shifts from emergency response to housing refugees for the long term. REUTERS/Jason Lee (CHINA) 

Volunteer monks serve breakfast to earthquake survivors outside Jiuzhou sports stadium in Mianyang, Sichuan province, May 23, 2008. Five million Chinese displaced by last week's earthquake will be in temporary homes for months as devastated Sichuan province shifts from emergency response to housing refugees for the long term. REUTERS/Jason Lee (CHINA) 

Students who survived the earthquake run to attend class at a temporary school inside a tent in Mianyang, Sichuan province, May 23, 2008. Five million Chinese displaced by last week's earthquake will be in temporary homes for months as devastated Sichuan province shifts from emergency response to housing refugees for the long term. REUTERS/Jason Lee (CHINA) 

Earthquake survivor Chen Yucan, 12, from Beichuan county, attends a class at a temporary school inside a tent in Mianyang, Sichuan province, May 23, 2008. Five million Chinese displaced by last week's earthquake will be in temporary homes for months as devastated Sichuan province shifts from emergency response to housing refugees for the long term. REUTERS/Jason Lee (CHINA) 

An earthquake survivor wearing a gas mask leaves the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

Soldiers disinfect an earthquake survivor as he leaves the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

Soldiers stand guard at a checkpoint leading to the centre of earthquake-hit Beichuan county, which is closed to the public, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A soldier wearing a gas mask holds red flags as he walks towards the centre of earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. The red flags are being used to guide aircrafts disinfecting the area. REUTERS/Jason Lee (CHINA) 

A soldier wearing a gas mask holds red flags as he walks towards the centre of earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. The red flags are being used to guide aircrafts disinfecting the area. REUTERS/Jason Lee (CHINA) 

A soldier wearing a gas mask is seen among the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

Soldiers carry a container of military disinfectant to the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A soldier scatters military disinfectant onto the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A worker walks past the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A soldier (L) scatters military disinfectant onto the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A soldier scatters military disinfectant onto the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A soldier scatters military disinfectant onto the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

A soldier scatters military disinfectant onto the ruins of the collapsed Beichuan high school in the earthquake-hit Beichuan county, Sichuan province, May 23, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao waves to students and residents who survived the earthquake as he leaves after a visit to a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

Earthquake survivor Wang Xianghao, 10, from Beichuan county, ties on a Young Pioneer scarf for China's Premier Wen Jiabao during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

Earthquake survivor Wang Xianghao, 10, from Beichuan county, ties on a Young Pioneer scarf for China's Premier Wen Jiabao during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao speaks to students who survived the earthquake during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao speaks to students who survived the earthquake during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao talks to a student who survived the earthquake during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao talks to a student who survived the earthquake during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao talks to a student who survived the earthquake during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

China's Premier Wen Jiabao (C) gives the Young Pioneer's salute to students who survived the earthquake during his inspection of a temporary school set up inside a tent in Mianyang, Sichuan province May 23, 2008. REUTERS/Jason Lee (CHINA) 

A government worker sprays disinfectants at a vehicle at a checkpoint, on its way from Chengdu to Mianyang in China's Sichuan province May 22, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Bobby Yip (CHINA) 

A government worker sprays disinfectants at vehicles at a checkpoint on their way from Chengdu to Mianyang in China's Sichuan province May 22, 2008. More than 5,000 health workers have fanned out to disinfect China's earthquake-hit villages, and doctors and nurses are stationed round the clock in refugee camps to try to prevent survivors from falling sick. REUTERS/Bobby Yip (CHINA) 

Ambulances from Guangdong province drive their way from Mianyang to Chengdu in China's Sichuan province May 22, 2008. Some survivors with serious injuries from the massive earthquake in the province have moved to southern provinces for further medical treatment. REUTERS/Bobby Yip (CHINA) 

Ambulances from the city of Jinan in Shandong province drive their way from Mianyang to Chengdu in China's Sichuan province May 22, 2008. Some survivors with serious injuries from the massive earthquake in the province have moved to southern provinces for further medical treatment. REUTERS/Bobby Yip (CHINA) 

A mother gestures as she confronts Zhu Qi (R), education dean of Mianyang city, while she and more than 100 parents attend a memorial service for their dead children at the destroyed Fuxing Primary School in the earthquake-hit Wufu town of Mianzhu county, Sichuan province May 21, 2008. Parents said their children died unnecessarily because of the bad quality of the school's classrooms. REUTERS/Jason Lee (CHINA) 

A mother holding a portrait of her dead son confronts Zhu Qi (L), education dean of Mianyang city, as she and more than 100 parents attend a memorial service at the destroyed Fuxing Primary School in the earthquake-hit Wufu town of Mianzhu county, Sichuan province May 21, 2008. Parents said their children died unnecessarily because of the bad quality of the school's classrooms. REUTERS/Jason Lee (CHINA) 

An earthquake survivor eats a snack as he sits with relatives at a coliseum housing for the homeless people in Mianyang, Sichuan province, May 20, 2008. China raised the number of dead or missing from a devastating earthquake to more than 70,000 on Tuesday, as rescuers found another survivor eight days after the huge tremor hit. REUTERS/Nir Elias (CHINA) 

Earthquake survivors sit on their sleeping bags at a boxing training area in a sport centre which has been converted to a housing for the homeless people in Mianyang, Sichuan province, May 20, 2008. China raised the number of dead or missing from a devastating earthquake to more than 70,000 on Tuesday, as rescuers found another survivor eight days after the huge tremor hit. REUTERS/Nir Elias (CHINA) 

An earthquake survivor walks with lunch boxes distribute for free for the survivors, at a coliseum housing for the homeless people in Mianyang, Sichuan province, May 20, 2008. With a rainy forecast and warnings of a strong aftershock to come, survivors looking for shelters away from the main earthquake-hit spots. REUTERS/Nir Elias (CHINA) 

An earthquake survivor lies with her mother on a sleeping bag at a coliseum housing homeless people in Mianyang, Sichuan province, May 20, 2008. China raised the number of dead or missing from a devastating earthquake to more than 70,000 on Tuesday, as rescuers found another survivor eight days after the huge tremor hit. REUTERS/Nir Elias (CHINA) 

An earthquake survivor lies with her mother on a sleeping bag at a coliseum housing homeless people in Mianyang, Sichuan province, May 20, 2008. China raised the number of dead or missing from a devastating earthquake to more than 70,000 on Tuesday, as rescuers found another survivor eight days after the huge tremor hit. REUTERS/Nir Elias (CHINA)