Article Photos: Oklahoma City Memorial Marathon: Boston tragedy adds another layer of meaning to OKC race 55/87

Runner Laci Dilibero takes a break from her race to dance with Reed Hammond in a gorilla costume on Gorilla Hill near NW 40th and Shartel Ave. during the Oklahoma City Memorial Marathon in Oklahoma City, Sunday, April 28, 2013. Photo by Nate Billings, The Oklahoman