Environment

Severe Weather_Live.jpg

This frame grab provided by KWTV shows a tornado in Oklahoma City on May 20, 2013. Television footage shows flattened buildings and fires after a mile-wide tornado moved through the Oklahoma City area. (Associated Press/Courtesy KWTV)

AP97012202032.jpg

**FILE** A copper weather vane shaped like a witch on a broom sits atop a house in St. Georgen in the Black Forest region in southwestern Germany on January 21, 1997. (Associated Press)

Screen Shot 2013-05-17 at 5.32.23 AM.png

The Japan Maritime Self-Defense Force patrols the Senkaku Islands, which China calls the Diaoyu Islands, in the East China Sea. China is trying to strengthen its claim on tiny, uninhabited, Japanese-controlled islands by raising questions about the much larger Okinawa chain that is home to more than 1 million Japanese along with major U.S. military installations. Tokyo has issued a "stern protest." (Associated Press)

5_162013_china-japan-okinawa-quest-38201.jpg

The Japan Maritime Self-Defense Force patrols the Senkaku Islands, which China calls the Diaoyu Islands, in the East China Sea. China is trying to strengthen its claim on tiny, uninhabited, Japanese-controlled islands by raising questions about the much larger Okinawa chain that is home to more than 1 million Japanese along with major U.S. military installations. Tokyo has issued a "stern protest." (Associated Press)

California Wildfires_Lea.jpg

The Grand wildfire burns into the Los Padres National Forest near Gorman, Calif., where the blaze charred more than 3,000 acres on Wednesday, May 15, 2013. (AP Photo/Los Angeles Times, Luis Sinco)

HARRY3.jpg

Britain's Prince Harry shakes hands with Mantoloking, N.J., residents as he and N.J. Gov. Chris Christie tour areas of Ocean County that suffered extensive damage during Hurricane Sandy on Tuesday, May 14, 2013. (AP Photo/The Star-Ledger, Andrew Mills, Pool)

TEXAS16.jpg

Johnny Ortiz, left, and James South, right, carry Miguel Morales, center, who was injured in a tornado, to an ambulance in Granbury, Texas, on Wednesday May 15, 2013. Officials report the tornado caused "multiple fatalities" as it tore through two neighborhoods of a North Texas town. (AP Photo/Mike Fuentes)