(FILES) This file photograph taken on January 16, 2008 shows Commander of US forces in Iraq General David Petraeus answering questions of an AFP reporter during an interview at the Iraqi-Iranian Border post of Zurbatiyah in eastern Iraq. The US military chief in Iraq, General David Petraeus, has issued new counter-insurgency guidelines to his troops which include the use of money as a "weapon system" in a bid to push reconciliation. AFP PHOTO/ALI YUSSEF