World | Afghanistan war 4 American Troops Killed in Afghan Blast Deaths bring US death toll to 25 for the month By Newser Editors and Wire Services Posted Oct 16, 2009 5:14 AM CDT Copied US Marines walk together inside Camp Leatherneck, in Helmand province, southern Afghanistan, Friday, Oct. 9, 2009. (AP Photo/Brennan Linsley) Four American service members were killed in a bombing in southern Afghanistan yesterday. Two were killed instantly in the blast and two others suffered fatal injuries in the same explosion. Details of the attack, including its location, haven't been released. The deaths bring to 25 the number of American troops killed in Afghanistan this month. Read These Next A government shutdown could mean permanent layoffs. Retirement savings catch-up plans are about to change. FCC chief gets crushed by cat litter in new South Park. James Comey says go ahead, bring on his trial. Report an error