Oklahoma tornado: EF5 tornadoes like Monday's are very rare - Article Photos 283/549

Volunteer Ashley Lehl (CQ Lehl), Okla. City, working near a large pile of donated water bottles as donations are being sorted at the Feed the Children warehouse, 29 N McCormick, in Oklahoma City Wednesday, May 22, 2013. Photo by Paul B. Southerland, The Oklahoman