Israeli Prime Minister Benjamin Netanyahu (center), followed by his wife, Sara, casts his vote during the Likud party primary elections in Jerusalem on Tuesday, Jan. 31, 2012. (AP Photo/Bernat Armangue)

Photo by: Bernat Armangue

Israeli Prime Minister Benjamin Netanyahu (center), followed by his wife, Sara, casts his vote during the Likud party primary elections in Jerusalem on Tuesday, Jan. 31, 2012. (AP Photo/Bernat Armangue)