FAYETTEVILLE, Ark. Oklahoma City University's Peter Koskey, Csaba Matko and David Mountford won their respective events Friday in the Arkansas Twilight at John McDonnell Field.Koskey, a sophomore from Keringet, Kenya, won the men's 3,000-meter steeplechase with a personal-best time of nine minutes and seven seconds. Matko, a freshman from Budapest, Hungary, won the men's 1500 meters with a personal-best and school-record time of 3:44. Mountford, a freshman from Shotton, Wales, won the men's 3,000 meters with a personal-best time of 8:19.