KABUL, Afghanistan, July 17, 2010, SPA -- A roadside bomb killed two NATO troops in southern Afghanistan, the international force said Saturday. The NATO-led force did not give details of Friday's explosion. It said one of the troops killed was American and did not release the nationality of the other, according to a report of the Associated Press. --SPA 11:51 LOCAL TIME 08:51 GMT www.spa.gov.sa/802506