BROTHER IN LAW OF BOAT OPERATOR WAS WAKEBOARDING AND ENCOUNTERED A LARGE WAVE. ACTION CAUSED BOARDER TO LOSE HIS GRIP ON TOW LINE AND FALL INTO THE WATER. CONTACT WITH WATER PUSHED RIGHT ARM INTO SHOULDER CAUSING EXTREME PAIN. MEDICAL EXAMINATION DETERMINED ARM & SHOULDER NOT FRACTURED, BUT CAUSED LARGE CONTUSION ON RIGHT ARM.
CITY OF OCONOMOWOC            