Marines faced off against insurgents in southern town of Barbara Starr . Marines surround compound , held fire because of civilians . six U.S. soldiers killed by roadside bomb in northern U.S. . NATO claim responsibility for attack on U.S. military vehicle .
U.S. Marines faced off against insurgents in southern town of Khan Neshin . Marines surround compound , held fire because of civilians . 6 U.S. soldiers killed by roadside bomb in northern Afghanistan . Taliban claim responsibility for attack on U.S. military vehicle .