Palestinian militants of al-Qassam Brigades, the Islamic Hamas movement's armed wing, sit on a vehicle in front of a monument of a Gaza Strip-made M75 rocket newly displayed at the al-Jalaa square in Gaza City on March 10, 2014. (Xinhua/Yasser Qudih)

Palestinian militants of al-Qassam Brigades, the Islamic Hamas movement's armed wing, sit on a vehicle in front of a monument of a Gaza Strip-made M75 rocket newly displayed at the al-Jalaa square in Gaza City on March 10, 2014. (Xinhua/Yasser Qudih)