Apparently they received permission from the US before the attack. http://news.bbc.co.uk/2/hi/europe/7147271.stm
I say good riddance of a bunch of terrorist, Marxist thugs. These PKK are no ally of us or, in reality, the Kurdish people.
Hope all of the PKK are dead. Any friend of Pelosi [her aides with her approval met with them on that Syrian trip to destabilize Iraq and US war in Iraq] and Syria are definitely our enemies.