About an hour ago, the Associated Press reported that the crew of the US-flagged merchant vessel Maersk Alabama repelled a pirate attack off the coast of Somalia. This is the same ship that was boarded by pirates last April. At that time, the captain of the ship was taken hostage and was held by pirates in a lifeboat for five days. The incident ended when US Navy SEAL snipers simultaneously killed all three pirates aboard the lifeboat in a nighttime action. This time, the pirates never got aboard the ship. What was the difference? Guns.As the AP report makes abundantly clear,...