Air Force cycling team members resume riding after waiting for a freight train during the “Registers Annual Great Bike Ride Across Iowa” (RAGBRAI) in Sioux City, Iowa, on July 19, 2015. RAGBRAI participants will travel nearly 500-miles during the weeklong event, beginning in the western side of the state in Sioux City and ending in the Quad Cities in Davenport, Iowa, along the Mississippi river. (U.S. Air National Guard Photo by: Tech Sgt. Oscar Sanchez/185th ARW Wing Public Affairs Released)