Police say a teenager was shot in Battle Creek this morning.  Gunfire was reported in the area of Walter Avenue and Hanover Street just before 2am.  Officers say that when they arrived they found a 17-year-old male with a gunshot wound to the shoulder.  A gun and spent casing were found on the ground nearby when officers searched the neighborhood.   Police say that, so far, the wounded teen has not been very cooperative with investigators.