TOPSHOTS Trucks and APC's of Egyptian riot police are parked outside the Egyptian Museum near the main access to Egypt's landmark Tahrir square on August 20, 2013 in Cairo, Egypt. Egypt's government pressed its relentless campaign against the Muslim Brotherhood of ousted president Mohamed Morsi, dealing a major new blow to the Islamist group by arresting its chief. Mohammed Badie's detention comes as the Brotherhood reels from the roundup by the security forces of dozens of top members and the deaths of many more in recent days. AFP PHOTO/GIANLUIGI GUERCIA