Civil war coming in the 'West Bank'?

Hamas is making noises about extending its civil war to the 'West Bank,' where Fatah is seemingly (although, as I have noted, not necessarily) the dominant party. This is from an al-AP report from Tuesday: Hamas is too weak now for a frontal assault on Fatah in the West Bank, but Iranian funding for Hamas, Abbas' political weakness and Fatah infighting could one day change the balance, Fatah