Article Photos: Devon Energy Center safety record celebrated as building is dedicated in Oklahoma City

Construction workers are shown in this September 2011 photo of the Devon Energy Center toping-out ceremony. Photo by Paul B. Southerland, The Oklahoman <strong>PAUL B. SOUTHERLAND</strong>

Construction workers are shown in this September 2011 photo of the Devon Energy Center toping-out ceremony. Photo by Paul B. Southerland, The Oklahoman PAUL B. SOUTHERLAND