In this April 4, 2005 file photo, Combat Support Hospital Army Nurse supervisor Patrick McAndrew tries to save the life of an American soldier by giving him CPR upon arrival at the Combat Support Hospital in Baghdad, Iraq. In the beginning, it all looked simple: topple Saddam Hussein, destroy his purported weapons of mass destruction and lay the foundation for a pro-Western government in the heart of the Arab world. Nearly 4,500 American and more than 100,000 Iraqi lives later, the objective now is simply to get out _ and leave behind a country where democracy has at least a chance, where Iran does not dominate and where conditions may not be good but "good enough." (AP Photo/John Moore, File)
Defense Secretary Leon E. Panetta greets members of the helicopter medivac crew attached to the 115th Combat Support Hospital while making an unannounced visit to Camp Dwyer in southern Afghanistan on Sunday, July 10, 2011. (AP Photo/Paul J. Richards, Pool)
