Hamas leader in exile Khaled Meshaal (L) and Hamas prime minister in the Gaza strip Ismail Haniya (R) wave to Palestinian supporters during a rally in Gaza on December 8, 2012, to mark the 25th anniversary of the founding of the Islamist movement. More than 100,000 Palestinians gathered in Gaza for the rally to mark the occasion during which Meshaal delivered a speech. AFP PHOTO/ MAHMUD HAMS
In this handout image supplied by the PPM, Hamas leader in Gaza Ismail Haniyeh receives Fatah Central Committee member Nabil Sha'ath on February 4, 2010 in Ash-Shati Refugee Camp, Gaza Strip. The visit of Fatah official Sha'ath is the first since the violent takeover of the Strip by Hamas in 2007, with Sha'ath expected to hold talks focused on achieving reconciliation between Hamas and Fatah.