US PRESIDENT GEORGE W BUSH SPOKE WITH RUSSIAN PRESIDENT VLADIMIR PUTIN ON MONDAY TO EXPRESS CONCERN ABOUT THE FOUR RUSSIAN DIPLOMATS ABDUCTED IN IRAQ, DPA REPORTED. BUSH AND PUTIN HAD A 19-MINUTE DISCUSSION THAT ALSO INCLUDED RUSSIAN ACCESSION TO THE WORLD TRADE ORGANIZATION AND THE G8 SUMMIT SET TO TAKE PLACE IN SAINT PETERSBURG IN JULY, WHITE HOUSE SPOKESMAN TONY SNOW SAID. ARMED MEN ON SATURDAY STOPPED A CAR CARRIYING FIVE DIPLOMATS FROM THE RUSSIAN EMBASSY IN BAGHDAD, KILLING ONE BEFORE KIDNAPPING THE OTHER FOUR. THE RUSSIAN GOVERNMENT SAID MONDAY IT HAD MADE LITTLE PROGRESS TOWARD LOCATING THE HOSTAGES. "THE KIDNAPPERS HAVE MADE NO CONTACT SO FAR," RUSSIAN FOREIGN MINISTRY SPOKESMAN MIKHAIL KAMYNIN SAID IN MOSCOW. -