Tanker airplanes on Thursday swooped over the mountains of Eastern Arizona, dropping clouds of retardant in hopes of containing the so-called Wallow wildfire. Also, much of the Eastern U.S. suffered temperatures reaching well into the 90s. Ray Suarez discusses the…

The first half of 2008 has already marked the deadliest tornado season this decade. As many as 1,000 tornadoes have already touched down in the U.S. since January, more than the country sometimes sees in a full year.

By PBS News Hour