John Kerry may be sinking in the polls, but even if he goes down with the ship Nov. 2, he'll still have his own little flotilla to return to back here in Massachusetts. According to a check of state and U.S. Coast Guard records, he and his ``family'' own almost as many high-end boats as they do mansions and SUVs. Since Liveshot married the Widow Heinz, he's been on a nautical buying spree. Excuse me, let me clarify that last statement: His elderly second wife's first husband's grandfather's trust fund has been on a nautical buying spree on behalf of...