Pity Boeing's (NYSE: BA) shareholders. It's starting to look like they bought stock in the gang that couldn't shoot straight.As a founding member of the nine-nation international coalition that helped Lockheed Martin (NYSE: LMT) design its F-35 stealth fighter, Canada was logically expected to buy this fighter from Lockheed Martin to replace its aging fleet of 60 Boeing-built CF-18 Canadian-variant F/A-18A fighters.