Yasser Arafat's back. At least that's the conclusion of many Palestinians in light of the tragic events of last week and the renewed attempts to halt the violence. Last Wednesday, when the suicide bombing took place in Jerusalem, Palestinian Prime Minister Mahmoud Abbas was making his way from Ramallah to Jordan to have surgery to remove cataracts. As he approached the Allenby Bridge he received word of the attack but decided to go ahead with the trip. Some in the Palestinian leadership were angry at him as a result. It's a simple operation - eight minutes' work on each eye,...