FILE - In this Sunday, March 19, 2006 file photo made available by the Palestinian Authority, the Palestinian Authority President Mahmoud Abbas, right, holds a file with the proposal for a new Palestinian Cabinet as he shakes hands with Palestinian Prime Minister Ismail Haniyeh, from the Islamic group Hamas, in Gaza City. Hamas officials said Tuesday, May 3, 2011, that the Islamic militant group would honor an unofficial truce with Israel after forming a new government with Palestinian rivals from the West Bank. (AP Photo/Abdel Alahim Abu Askar/Palestinian Authority, File)