Article Photos: Oklahoma City marks 18th anniversary of bombing 42/43

Angela Richerson, left, who lost her mother, Norma Jean Johnson, in the Oklahoma City bombing, and Rebecca J. Allen, Chief of Staff of the Department of Defense, during the 18th Anniversary Remembrance Ceremony of the Oklahoma City bombing on Friday, April 19, 2013, in Oklahoma City, Okla.   Photo by Chris Landsberger, The Oklahoman