Tech. Sgt. David Perez poses beside the Scott Foil bike he rode in the Black Water duathlon in Cambridge, Md., June 3, 2012. Perez performed so well at the event, he was invited to represent the U.S. National Team at the 2012 Long Course Duathlon World Championships which will take place Sept. 2 in Zofingen, Switzerland. Perez is a U.S. Cyber Command directorate of logistics at Fort Meade, Md. (Courtesy photo)