flood waters in the Fu Jiang River in Mianyang city

A combo photo taken from the mountain top of Longmen Range shows a general view of the earthquake-hit city of Beichuan in China's southwestern province of Sichuan on May 27, 2008 (top) before the flooding and on June 10, 2008 (below) after a controlled drainage operation. Torrents of water finally began gushing out of China's quake lake in a controlled drainage operation aimed at heading off a flood disaster for more than a million people, as muddy water flowed through towns and villages that were destroyed in last month's devastating earthquake, sweeping away the remains of collapsed buildings and mountains of rubble.

The photo taken from a mountain in the Longmen range shows the general view of the flooded earthquake-hit area of Beichuan county in China's southwestern province of Sichuan on June 10, 2008. Muddy, brown water from a quake lake in southwest China was pouring into the flattened town of Beichuan June 10, piling new woes on its tormented population.

Buildings are seen engulfed in flood waters along the Jian Jiang River in the worst earthquake-hit area of Beichuan county, in China's southwestern province of Sichuan on June 10, 2008. Muddy, brown water from a quake lake in southwest China was pouring into the flattened town of Beichuan June 10, piling new woes on its tormented population.

People watch the flood waters in the Fu Jiang River in Mianyang city, flowing from the Tangjiashan quake lake after a controlled drainage operation in the worst earthquake-hit area of Beichuan county, in China's southwestern province of Sichuan on June 10, 2008. Muddy, brown water from a quake lake in southwest China was pouring into the flattened town of Beichuan June 10, piling new woes on its tormented population.

A couple watches the flood waters in the Fu Jiang River in Mianyang city, flowing from the Tangjiashan quake lake after a controlled drainage operation in the worst earthquake-hit area of Beichuan county, in China's southwestern province of Sichuan on June 10, 2008. Muddy, brown water from a quake lake in southwest China was pouring into the flattened town of Beichuan June 10, piling new woes on its tormented population.