Mahmoud Abbas (with President Bill Clinton right behind him), member of the PLO executive committee, shakes hands with Isreali Prime Minister Yitzhak Rabin after signing peace accord at the White House. At far right is PLO Chairman Yasser Arafat and at far left is Isreali Foreign Minister Shimon Peres. The ceremony was held on the South Lawn of the White House, September 13, 1993. (UPI Photo/Leighton Mark/Files)