Article Photos: Oklahoma City Memorial Marathon: Jake Buhler of Edmond wins second straight marathon 4/87

Runners and race officials pause for 168 seconds of silence to honor those killed in the 1995 bombing of the Alfred P. Murrah Federal Building,  before the start of the Oklahoma City Memorial Marathon in Oklahoma City, Sunday, April 28, 2013. Photo by Nate Billings, The Oklahoman