FORT WAYNE, Ind. (WOWO) – Drivers are asked to avoid the area of mile marker 319 on I-69 as police and medics respond to a life-threatening motorcycle crash. Police say a motorcyclist was struck by a semi tire in the area. As reported by our newsgathering partners at 21ALIVE, drivers should avoid the area between Union Chapel and Hursh Roads as crews respond to the crash. Police have shut down northbound from the Union Chapel and Dupont exits.