Egypt: Russian Plane 'Likely Brought Down by Bomb'

Evidence now suggests that a bomb planted by the Islamic State militant group is the likely cause of last weekend's crash of a Russian airliner over Egypt's Sinai peninsula, U.S. and European security sources have said.

A child's shoe is seen in front of debris from a Russian airliner which crashed at the Hassana area in Arish city, north Egypt.

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