Girls hold balloons during a demonstration to demand for the ouster of Yemen's President Ali Abdullah Saleh, outside Sanaa University, April 7, 2011. Saudi Arabia and its Gulf allies are trying to broker a deal to have Yemen's president step down and hand over power, possibly to an interim council of tribal and political leaders, sources told Reuters on Wednesday. REUTERS/Ammar Awad (YEMEN - Tags: POLITICS CIVIL UNREST)