U.S. SOLDIERS KILLED UP TO 20 MILITANTS WHO AMBUSHED A MILITARY CONVOY IN SOUTHERN AFGHANISTAN, THE COALITION SAID MONDAY. TWO SOLDIERS WERE WOUNDED IN THE ENSUING BATTLE, THE ASSOCIATED PRESS REPORTED. THE CLASH TOOK PLACE IN SOUTHERN HELMAND PROVINCE'S SANGIN DISTRICT ON SUNDAY AND APPEARED TO BE THE SAME FIREFIGHT IN WHICH AFGHAN POLICE INITIALLY REPORTED THAT 11 MILITANTS HAD BEEN KILLED.