A portrait of jailed Palestinian Fatah leader Marwan Barghuti is seen as families of Palestinians held in Israeli prisons protest in the West Bank city of Hebron, on April 15, 2015. Israeli security forces arrested 29 Hamas activists overnight during a major sweep in the northern West Bank, the army said .   AFP PHOTO / HAZEM BADER        (Photo credit should read HAZEM BADER/AFP/Getty Images)