** FILE ** In this Jan. 15, 2010, file photograph, Hamas leader Khaled Mashaal speaks to journalists after his meeting with Lebanese Prime Minister Saad Hariri in Beirut, Lebanon. Mashaal won't seek re-election, Hamas announced Saturday, paving the way for a leadership contest and possible struggle over the ideological direction of the Islamic militant group. (AP Photo/Hussein Malla, File)

Photo by: Hussein Malla

** FILE ** In this Jan. 15, 2010, file photograph, Hamas leader Khaled Mashaal speaks to journalists after his meeting with Lebanese Prime Minister Saad Hariri in Beirut, Lebanon. Mashaal won't seek re-election, Hamas announced Saturday, paving the way for a leadership contest and possible struggle over the ideological direction of the Islamic militant group. (AP Photo/Hussein Malla, File)