Israeli troops on Tuesday shot and killed two Palestinians who entered an unauthorized area in the Gaza Strip, military sources said. Troops in the West Bank town of Nablus also clashed with stone-throwing youths, shooting dead a 22-year-old man and seriously wounding another, witnesses and hospital officials said. The two men in the Gaza Strip had approached a separation fence near Kibbutz Kfar Aza, a communal farming village in southern Israel east of Gaza City, the sources said. They added that there have been several attempts recently to infiltrate Israel and plant explosives in the area. Palestinian security officials confirmed the deaths. Full Story