nepal. the u.s. is sending in its aircraft the big fixed wing transport planes to the airport in kathmandu, unloading them very fast turning them around and sending them back to thailand. there are 700 military personnel involved in the mission, 300 marines and a couple dozen u.s. army special forces on the ground. >> today's earth quick left dozen os people dead. the situation already is dire because of the massive quake last month that killed at least 8,000 people injured at least 17,000 others. cnn's brian todd is over at the u.s. geological survey outside washington, d.c. where scientists are monitoring global earthquakes. what are you picking up over there, brian? >> reporter: wolf seismologists here have beentracking earthquakes for msh than four decades. they have all of the latest technology. these experts say the chances of