“There was no Massacre in Jenin” was the title of a Haaretz editorial on April 19, 2002, one week after Israel ended its deadly onslaught on the besieged Palestinian refugee camp in the northern West Bank. The unwarranted conclusion by Haaretz, other Israeli media and, ultimately, numerous Western outlets was not the outcome of a thorough investigation carried out by an independent commission of inquiry. In fact, on April 9, a U.N. convoy was prevented by Israel from reaching the Jenin camp and, on April 30, Israel officially blocked a United Nations inquiry into the killings. Haaretz’s seemingly conclusive statement...