A Mankato man suffered life-threatening injuries in a two-vehicle accident on Highway 22 Thursday afternoon. The Minnesota State Patrol says 28 year old Kale Drengler was seriously injured in the accident. Authorities say shortly after two p.m, trucks driven by Drengler and 67 year old Mark Hinz of Fairmont collided at the intersection of Highway 22 and 200th Street in Mankato township. Drengler was transported by ambulance to Mayo Clinic Health System Mankato. Hinz was uninjured in the accident.