He expresses regret, Now how many time have the thugs expressed their regrets for the slaughter of innocent citiazens?

I wonder if the Afghan families accept his personal regret?

Iraq, Afghanistan what's the difference

Gates Expresses "Personal Regret" For US-Led Strikes That Killed 90 Afghan Civilians

KABUL, Afghanistan — Defense Secretary Robert Gates on Wednesday expressed "personal regret" for recent U.S. airstrikes that killed Afghan civilians, and pledged more accurate targeting in future.
Gates' unusual apology followed a frank assessment from the top military commander in Afghanistan: There aren't enough U.S. ground forces in Afghanistan so the military is relying more heavily on air power, and air power runs a greater risk of civilian deaths.