Eight US soldiers have been killed in bomb attacks in southern Afghanistan, say Nato-led forces.
An Afghan civilian was also killed in what were called "multiple complex IED attacks" - or improvised bombs.
The deaths make October the deadliest month for American forces in the eight-year war in Afghanistan.
On Monday 11 soldiers were among 14 Americans killed in multiple air crashes. In total 55 US troops have died in October, the Pentagon says.
Like many deaths in Afghanistan, Tuesday's bloodshed was blamed on the improvised explosive devices (IEDs) that pose the biggest threat to foreign forces operating in the country.
In congressional testimony to be delivered Thursday, Army Lt...