Oklahoma City: 20 Years of Healing Continues Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Greg Leasure prays in front of the chair representing his killed sister at the Oklahoma City National Memorial on June 11, 2001, the day Timothy McVeigh was executed. ( ROBERTO SCHMIDT/AFP / Getty ) Produced by Hallie Arias Produced by PRI and WNYC