U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, and U.S. Army Gen. Raymond T. Odierno, commanding general, U.S. Forces, Iraq, bid farewell to Gen. Babaker Zibari, Iraqi Armed Forces chief of staff, in Baghdad, July 27, 2010. DoD photo by U.S. Navy Petty Officer 1st Class Chad J. McNeeleyWNU Editor: Discovery News has an informative slide show on the Iraq war. On each picture, slide your mouse over it to read the script. The slide show is here.