Lightning associated with severe thunderstorms over northern Fort Worth, Texas.
Lightning associated with severe thunderstorms over northern Fort Worth, Texas. David Kent/Fort Worth Star-Telegram/MCT
Lightning associated with severe thunderstorms over northern Fort Worth, Texas. David Kent/Fort Worth Star-Telegram/MCT

Heat, cold, flooding, drought greet U.S. on summer solstice

June 21, 2011 1:23 PM