Dramatic footage captures a deadly firefight between American mercenaries and Somali pirates as they try to hijack a cargo ship
Somali pirates tried to hijack a cargo ship attacking the vessel in speedboats
- Private security contractors hired to protect the cargo began shooting at them
- The guards saw off the pirates firing dozens of rounds from sub-machine guns
- Dramatic footage captures the furious gunfight between the two boats
- Attack thought to have happened in 2012 but reemerged after hijacking in March
