Smoke trails are seen as a rocket is launched from the northern Gaza Strip towards Israel, Nov 17, 2012. Palestinian militants fired a rocket at Tel Aviv on Saturday but it was intercepted in mid-air by a newly deployed Israeli anti-missile battery and caused no casualties or damage, police said. [Photo/Agencies]

Israeli soldiers evacuate a soldier playing the role of an injured person during a drill simulating a possible ground invasion into the Gaza Strip, at a base south of the West Bank city of Hebron, Nov 17, 2012. [Photo/Agencies]