` I did see a good portion of people go back upstairs an hour into it and put together what they could , '' he said , speaking of a sleep away bag . ` NEW : CNN iReporter says many homes destroyed in her Santiago neighborhood . The U.S. military has been conducting a massive search for survivors and bodies since Tuesday night. Witness to previous quakes said this one was strongest , most long-lasting . Luke Mescher , a U.S. college student , was with host family in Chile when quake hit .
NEW : CNN iReporter says many homes destroyed in her Santiago neighborhood . The U.S. military has been conducting a massive search for survivors and bodies since Tuesday night. Witness to previous quakes said this one was strongest , most long-lasting . Luke Mescher , a U.S. college student , was with host family in Chile when quake hit .