Worldwide pirate attacks at lowest level since 2008 . Decline due to a steep drop in piracy off coast of Somalia . Pirates hijack Greek-operated tanker off Togo coast . Watchdog warns now is not time to be complacent . Score: 6
Worldwide pirate attacks at lowest level since 2008 . Decline due to a steep drop in piracy off coast of Somalia . Watchdog warns now is not time to be complacent . Score: 6