ANCHOR: Frantic rescue operations are underway in Dujiangyan in China's southwestern Sichuan province. Workers are trying to save more children trapped in the rubble of one of the schools demolished demolished by a powerful earthquake on Monday. STORY: Dramatic TV footage shows young children trapped under blocks of cement and other building material. Rescue workers could be seen comforting the children, and working on ensuring their safety with helmets and by placing bricks to secure their surroundings. In the same city, about 900 teenagers were buried under a collapsed three-story school building. At another school in Dujiangyan, fewer than 100 of 420 students survived. Two days after the 7.9-magnitude earthquake hit the province of Sichuan, many people were rushed to the nearest hospital in Chengdu. Beichuan county, one of the hardest-hit areas in Sechuan provine, had over 20,000 people, but only a few thousand survived. [Yuan Jianguo, Earthquake Survivor]: "I have been searching...