Hamas must disarm before participating in Palestinian parliament elections this summer, Israeli officials said Tuesday in a new twist to their standoff with Palestinian leader Mahmoud Abbas over his refusal to use force against militants. The Islamic militant group is favored to win the July election. Raanan Gissin, an aide to Israeli Prime Minister Ariel Sharon, said the steps Abbas has taken so far are not enough if the Palestinians want to move forward with the “road map” peace plan.Full Story