A letter delivered to Prime Minister Binyamin Netanyahu on Sunday, signed by at least 40 American Jewish leaders, expressed concern about the findings of a government committee which said that West Bank settlements are legal.The letter was initiated and organized by the Israel Policy Forum.Signatories to the letter include philanthropists Charles Bronfman and Lester Crown; Marvin Lender Former National Chairman of UJA; Deborah Lipstadt, Dorot Professor of Modern Jewish History and Holocaust Studies at Emory University; Bernard Nussbaum, former White House Counsel; Richard Pearlstone, former chairman of the Jewish Agency; and Rabbi David Saperstein, director of the Religious Action Center of Reform Judaism.