 He also said a 46-year-old woman was killed by shrapnel and a 15-year-old boy was shot in the chest and killed. The Israeli military has not responded to multiple requests from NPR about those deaths or why troops were originally in the area. According to the UN, there have been more than 550 Palestinians killed in the West Bank by Israelis since the war in Gaza began last year, a dramatic increase from years past. Kat Lonsdorff, NPR News, Ramallah.