Defying expectations, hurricane Irene weakened Friday afternoon – and opportunity for rebuilding its intensity is limited. North Carolina and the inland northeast remain at high risk for flooding.
Radiation exposure fears appear to have led to a run on iodine tablets in the US. But federal officals say that is an overreaction. They say weather patterns would disperse radiation from Japan to the point that it would present no health risk by the time it hits American shores.
Aid groups and the Haitian government try to prepare as tropical storm Tomas threatens to regain hurricane strength. More than 1 million people live in tents on the rubble-strewn island nation.