Lebanese supporters of the Islamic Group, a Lebanese faction linked to the Muslim Brotherhood, install a big portrait of ousted Islamist President Mohammed Morsi at a street advertising board during a protest at the Egyptian Embassy in Beirut, Lebanon
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Muslim Brotherhood: Too big to be ignored

The Muslim brotherhood has had a long and politically inflamed history within the Middle East.

What seemed like a rise to power after years of oppression in Egypt has turned into disaster for the group.

The BBC's Security and Defence Correspondent Frank Gardner takes a look at the power behind the Muslim Brotherhood.

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