Joplin, Missouri Tornado: What's Causing the Rise in Deadly Storms?

The carnage in Joplin, Missouri, has only added to an already-horrific year for tornadoes in the U.S. Sunday evening's tornado in Joplin has caused the highest death toll from a single tornado in more than 50 years. ABC News spoke with lead forecaster Greg Carbin of the National Weather Service's National Severe Storm Laboratory and asked him why the 2011 tornado season has been so extraordinarily devastating. Is the death toll in 2011 significantly higher than previous years? Short...Full Story
Commenting on this article is closed.