people plucked off rooftops. they are stranded and cannot get out. 13 in the rubble. teams were in there. other teams are coming from the united states to help as well as elsewhere from around the world. it's going to be a massive operation. they look through rubble and debris hoping to find a sign of life. i can tell you, it is extremely cold. anybody who is trapped is certainly in a tough, tough situation. >> i'm sure. anna, thank you. let's send it over to andrew now. >> randi, thank you. hundreds of thousands of foreign nationals live in japan. many in tokyo. also across the country. that includes tens of thousands of americans. that's created a huge challenge for the u.s. state department. within time communities cut off communications widely disrupted.