Summary: UN Secretary General Ban Ki Moon has accused Russia and the Syrian government of war crimes in the siege of Aleppo. With each side blaming the other, it's a crisis likely to face the next President of the United States.
Summary: UN Secretary General Ban Ki Moon has accused Russia and the Syrian government of war crimes in the siege of Aleppo. With each side blaming the other, it's a crisis likely to face the next President of the United States.