we want to welcome our worldwide audience back to our very special coverage of the disaster in japan. i'm randi kaye. >> i'm andrew stevens in hong con. thanks for joining us. >> as they search for victims of the powerful earthquake and tsunami, there is growing fears the country could face a nuclear disaster. the official death toll has been updated to 120 0 missing. a police official expects fatalities will undoubtedly be in the tens of thousands. more than 0 0,000 people who live near a nuclear power plant have been evacuated. that's the plant right there. there was an explosion at the reactor on saturday. a government official says there are fears there could be another explosion in a different reactor at the very same plant. the "uss ronald reagan" arrived off the coast today. the crew has already made 20 trips delivering aid.