200 people trapped by the subsequent avalanche. in kathmandu, rescue teams are scrambling to pull survivors from the wreckage. alex marquardt is there for us. reporter: rescue workers pulling a man from a mountain of rock and debris. he was buried for two days. but when they move his arm, he responds. he s still alive. rescues across this battered nation. we saw crews working tirelessly knowing that time is running out. this rescue team from india is digging down into a collapsed fast food restaurant. they think there are four people down there. they don t know whether they re dead or alive. the disaster here unfolding just after noon on saturday. a surveillance camera capturing the leaves on the trees starting to shake. terror sets in. in this restaurant, people run for the door as the building itself rocks like a ship on a wave, customers tossed from side to side. for more than two days, there were violent aftershocks.