Troopers from the Marion Post are investigating a two vehicle fatal crash that happened on State Route 203 and Keener Road at 11:15 am yesterday. A 2007 Cadillac CTS, driven by Harold Cook, age 32, of Marion, failed to stop at a stop sign striking a 2002 Nissan Altima driven by David Short, age 40, of New Bloomington. The two vehicles traveled off the northwest corner of the intersection striking an electric pole before coming to rest in a field.Two passengers in the Cadillac, Nikki Cooper, age 31, of Portsmouth was seriously injured and transported to Marion General Hospital and Aaron Mckelvy, age 28, of Marion, was pronounced dead at the scene.One of the passenger in the Nissan, Joshua Osborne, age 37, of Marion, was seriously injured and transported to OSU Hospital by Med Flight.