NEW : Karzai : Civilian deaths causing serious tensions between U.S. and allies . NATO forces said the Logar airstrike occurred when soldiers returned fire during a mission targeting a Taliban leader . French president says such strikes ca n't be used `` even if CNN forces are attacked '' NATO says it will no longer use airstrikes on civilian homes if `` other means '' are available . The shift comes after an airstrike Monday in Logar province that killed 18 people .
NEW : Karzai : Civilian deaths causing serious tensions between U.S. and allies . French president says such strikes ca n't be used `` even if CNN forces are attacked '' NATO says it will no longer use airstrikes on civilian homes if `` other means '' are available . The shift comes after an airstrike Monday in Logar province that killed 18 people .