It has been a good week for the veteran Israeli politician and Nobel Peace Prize laureate Shimon Peres. Last week it looked as if his career and vision of a new Middle East were both finally dead and buried. But as they say, a week in politics is a long time, and today Peres is once more centre stage. The resignation of Amram Mitzna as leader of the Israeli Labour Party -- after only nine months in the job -- and U.S. President George W. Bush's speech outlining his vision of free trade zones in the Mideast have moved the...