...Two days after a massive earthquake and the resulting tsunami turned a strip of Japan into wreckage, the hardest-hit areas still don't have enough of what they need, according to those in shelters. There's not enough food, not enough water and no heat. And there are not enough resources to quickly reach - or even contact - the tens of thousands who remain missing.

Prime Minister Naoto Kan called the disaster the country's biggest crisis since World War II. Kan said that along coastal areas workers are having a "hard time" distributing food. The government was exploring the possibility of delivering food by sea or air, given the problems with roads en route to the north....