Mon Nov 16, 8:41 AM ET

Sahwa militiamen guard a checkpoint on the outskirts of Baghdad in August 2009. Gunmen dressed in Iraqi army uniforms launched two execution-style attacks west of Baghdad, killing 13 members of a tribe who took up arms against Al-Qaeda. (AFP/File/Aubrey Belford)

Copyright © 2009 Agence France Presse. All rights reserved. The information contained in the AFP News report may not be published, broadcast, rewritten or redistributed without the prior written authority of Agence France Presse.