RAMALLAH, May 3 (Xinhua) -- A young Palestinian man was killed and four others were injured by Israeli army fire in the northern West Bank city of Nablus on Sunday, the Palestinian Ministry of Health said. It said in a statement that 26-year-old Naif Samaro was killed after being shot in the head during an Israeli raid. Meanwhile, the Palestinian Red Crescent Society said in a statement that its teams tre