Fatah heavyweight serving five life sentences for masterminding terror attacks against Israelis; surveys say a list he backs would beat an Abbas slate of candidates
UAE-based Mohammed Dahlan, Israel-imprisoned Marwan Barghouti seen as crucial figures in legislative and presidential vote, influencing the power balance between Fatah and Hamas
Remarks by senior official in terror group will likely come as a relief to PA President Abbas, who polls indicate would lose in a head-to-head with Hamas chief Haniyeh
Abbas confidant Hussein al-Sheikh visits popular former terror chief in jail, where he's serving multiple life terms for murder, in reported attempt to convince him not to run
Between 2010 and 2016 several Jewish lawmakers repeatedly visit uprising leader Marwan Barghouti, while Arab Knesset members meet planners of deadly suicide bombings
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