Gaza's Hamas Prime Minister Ismail Haniyeh, left, stands with released Palestinian prisoner Mohammed Al Hasani, center, among others as they celebrate during a welcoming ceremony, in Gaza City, Tuesday, Oct. 18, 2011.  (AP Photo/Tara Todras-Whitehill)

Photo by: Tara Todras-Whitehill

Gaza's Hamas Prime Minister Ismail Haniyeh, left, stands with released Palestinian prisoner Mohammed Al Hasani, center, among others as they celebrate during a welcoming ceremony, in Gaza City, Tuesday, Oct. 18, 2011. (AP Photo/Tara Todras-Whitehill)