Connelly joined the U.S. Department of Justice in 1990 . During his 12 years at Justice , Connelly served as a Special Attorney to United States Attorney General John Ashcroft and Janet Reno , as Chief of the U.S. Attorney 's Office Appellate Section , and as a Criminal Division trial attorney . As Special Attorney to the Attorney General , Connelly was a member of the trial team and was the lead appellate prosecutor in the Oklahoma City bombing cases . Those prosecutions resulted in the separate convictions of Timothy McVeigh and Terry Nichols for the April 1995 bombing of the Alfred P. Murrah Federal Building in Oklahoma City , which resulted in 168 deaths
Oklahoma City bombing
Oklahoma City bombing
Sean Connelly (lawyer)