THE U.S. AMBASSADOR URGED IRAQ'S LEADERS TO REIN IN MILITIAS ON SATURDAY. ZALMAY KHALILZAD, WHO IS PRESSING HARD FOR A GOVERNMENT MORE THAN THREE MONTHS AFTER ELECTIONS, ISSUED A TOUGH WARNING ABOUT THE MILITIAS. 'MORE IRAQIS ARE DYING FROM THE MILITIA VIOLENCE THAN FROM THE TERRORISTS,' HE TOLD REPORTERS DURING A VISIT TO A BAGHDAD YOUTH CENTRE NEWLY RENOVATED WITH U.S. FUNDS. 'THE MILITIAS NEED TO BE UNDER CONTROL.'