So basically they mess up big time and they are now trying to blame the enemy?
International Level: Politics 101 / Political Participation: 9 0.9%
Kntoran is right, s* happens, and it happens a lot more in a warzone. One can act to minimize the chances of such an event, but will never come close to eliminating it.
And no, blaming civilian deaths on the enemy is not new. I don't like it, but it is understandable. People sitting safely at home get outraged over things like this, in spite of not having a clue.