Egypt's ISIS branch claimed responsibility for the deadly Sinai attack. Photo: EPA.

ABC News/AP – The Islamic State’s branch in Egypt has claimed responsibility for a wave of deadly attacks that killed 15 Egyptian soldiers and three civilians the previous day in volatile northern Sinai.

A statement posted Friday on a militant website associated with the group, known as “Sinai Province,” says its fighters attacked seven checkpoints, killing “dozens of soldiers” on a main road in the Sinai Peninsula leading to the border with Gaza Strip.

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