[Sirius]

Originally Posted by Osem

There's any number of soft targets which anyone armed with little more than a knife (if indeed even that) might choose to hit. It doesn't take much imagine to work out the sort of things which could be done, relatively easily, with minimal preparation yet could cause multiple fatalities.

The impression i get with this attack is they subscribe to the "to fight your enemy you must know your enemy". If you watch the way they handled there weapons and the fact they have body armour you can tell these guys had training and know how to use that training to best effect.