Summary: A NATO airstrike killed at least 25 suspected insurgents in eastern Afghanistan and a Taliban suicide attack killed six American troops in southern Afghanistan while other violence left 22 civilians dead in a wave of attacks days before President Obama issues his 2010 review of U.S. strategy in the Afghanistan war. … One-year retrospective: One year ago today, on December 13, 2009, Aubrey Immelman reported that analysts believed the nuclear threat from North Korea and Iran had become more serious than it had been the year before.