An elderly anti-government protestor reacts during a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh, in Sanaa, Yemen, Wednesday, March 9, 2011. The Yemeni government escalated its efforts to stop mass protests calling for the president's ouster, with soldiers firing rubber bullets and tear gas at students camped at a university in the capital in a raid that left at least 98 people wounded, officials said. (AP Photo/Muhammed Muheisen)