U.S. commander in Afghanistan expresses regret over NATO attack . Gen. Bush says ` ` extremely affected by tragic loss of innocent lives '' 27 civilians died , 14 wounded in action , Afghan Foreign Ministry says . Afghanistan calls attack ` ` unjustifiable '' ; ISAF launches attack .
U.S. commander in Afghanistan expresses regret over NATO airstrike . Gen. McChrystal says `` extremely saddened by tragic loss of innocent lives '' 27 civilians died , 14 wounded in attack , Afghan Interior Ministry says . Afghanistan calls attack `` unjustifiable '' ; ISAF launches investigation .