File photo of U.S. General Petraeus and then U.S. Senator Obama taking an aerial tour of Baghdad

 
File photo of U.S. General Petraeus and then U.S. Senator Obama  taking an aerial tour of Baghdad
Then U.S. Senator Barack Obama listens (L) as Gen. David Petraeus (R) discusses security improvements in Baghdad while giving him an aerial tour of the city, in this July 21, 2008 file photo. U.S. President Obama has chosen Petraeus to replace Gen. Stanley McChrystal as the top U.S. general in Afghanistan, the president announced on June 23, 2010. Picture taken July 21, 2008. REUTERS/Lorie Jewell/Multi-National Forces Iraq Public Affairs/Handout (IRAQ - Tags: MILITARY POLITICS HEADSHOT) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS