Article Photos: Two fatal Oklahoma tornadoes upgraded to EF-4 rating 10/239

Pat Ward carries branches to the street that Rory Farmer, background left, and Dustin Moss have cut up with their chain saws in the Dripping Springs Estates Saturday, May 15, 2010. Saturday hundreds of volunteers went into areas that had been affected by last week's tornadoes to help clear debris. Photo by Doug Hoke, The Oklahoman.