"At two miles they sounded the general alarm. The pirates slowed down at around 600 metres and continued to 400 metres, waving AK47s," Davis said.
But the sonic blast put them off.
I prefer Indiana Jones' cut-to-the-chase solution in the first movie, with the saber-taunting muslim.
http://www.youtube.com/watch?v=31vm3-BQRJU
You know, these shipping companies don’t have to spend a cent, and they could make a bundle by selling tickets on their oil tankers for a “Redneck Open fire Cruise”, with entertainment as demonstrated above, and I feel sorry for the pirates at this point. BYOG (Bring Your Own Gun), food, ammo, and beer supplied, and you would have waiting lists for spaces available.