(Preble County, OH)--Two people were killed in a motorcycle crash near West Manchester Sunday afternoon.  Troopers say that 49-year-old Thomas and 45-year-old Ruth Krug of Lewisburg were on a motorcycle on Wikel road when the motorcycle failed to negotiate a curve.  It collided with an oncoming pickup driven by 68-year-old Joann Hoskins of Arcanum.  Both Thomas and Ruth Krug were pronounced dead at the scene.  Both victims were wearing helmets.  Hoskins was not seriously hurt.