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Since a little over a week ago, when the Islamist majority in Egypt's parliament rushed through the appointment of a constituent assembly without any serious attempt at building a broader consensus, the country's already ailing transition began to appear that much more fraught. The Muslim Brotherhood's decision on Saturday to nominate its strongman, Khairat Al Shater, as a presidential candidate delivered another shock wave that could end whatever chance Egypt had left at achieving a stable democratic transition.