Will Israel send in ground troops as it did with Operation Cast Lead in 2009? Or, will this be a relatively short air-strikes-only operation, like the 2012 Pillar of Defense? On Saturday, Israel added another missile battery to its Iron Dome.
New fighting in CAR between Ugandan troops and Seleka rebels could also jeopardize what has been a bright spot in the fight against Joseph Kony's Lord's Resistance Army.
An estimated 20 Palestinians were killed in Israeli airstrikes overnight. UN Secretary General Ban Ki-moon warned the situation could 'quickly get out of control.'