RedactedNarrative: Vessel# I lost engine power and began drifting with the wind towards the outer break water north of the City of Cleveland. Operators land 2 began to paddle Vessel # I parallel west towards the main opening of Cleveland Harbor. Strong winds moved into the area while Vessel # I made it to the comer of the break water on the outside of the break water east of the main channel opening. Vessel # 1 and Operators 1 and 2 were unable to paddle the vessel into the waves and wind which had built to 3 foot and up to 20 mph winds from the north and Vessel # I drifted into the break water in the corner of the breakwater just east of the main channel opening. Operators 1 and 2 left the vessel and stood on the breakwater while Vessel# 1 slammed repeatedly against the break water until it ultimately sank. Operators I and 2 were picked up by USCG Cleveland Harbor off the break water.