YOU SAID:
I killed 12 children in iraq
INTO JAPANESE
私はイラクで12人の子供を殺した
BACK INTO ENGLISH
I killed 12 children in Iraq.
INTO JAPANESE
私はイラクで12人の子供を殺しました。
BACK INTO ENGLISH
I killed 12 children in Iraq.
That didn't even make that much sense in English.