 Israel's new fighter arm first went into action on May 29, 1948, assisting the efforts to halt the Egyptian advance from Gaza northwards.Four newly arrived Avia S-199s, flown by Lou Lenart, Modi Alon, Ezer Weizman and Eddie Cohen, struck Egyptian forces near Isdud.Although damage was minimal, two aircraft were lost and Cohen killed, the attack nevertheless achieved its goal and the Egyptians stopped.