6 Afghan police found dead in southern Afghanistan; 3 police mistakenly killed by NATO

6 Afghan police found dead in station house

Afghan official: 6 policemen found dead in police station in Helmand province in south

Afghan official: 6 policemen found dead in Helmand

3 police, 3 civilians accidentally killed in Afghanistan

3 Afghan police, 3 civilians killed accidentally

German troops accidentally kill 6 Afghan soldiers in northern Afghanistan

German friendly fire kills 6 Afghan soldiers

German troops accidentally kill Afghan soldiers in northern Afghanistan

German friendly fire kills Afghan soldiers

Officials: 2 Afghan troops killed in possible Afghan-NATO friendly fire incident

Officials: 2 Afghan troops killed in firing

Saying goodbye: Jackson, Cronkite, Wyeth, Updike among artists, entertainers who died in 2009

Jackson, Cronkite among arts world deaths in 2009