By Erin Cunningham

He wasn’t supposed to command this war.

U.S. Gen. David Petraeus, coming off a post as commanding general of the multi-national force in Iraq that many saw as a success, had clinched the comfortable position of top general at U.S. Central Command, based in Florida, in 2008.

But when his predecessor as chief of NATO-led forces in Afghanistan, Gen. Stanley McChrystal, offered his resignation in June 2010 after an article in Rolling Stone magazine revealed his staff making remarks critical of the Obama administration, Petraeus, 58, was called on by the White House to assume command of the increasingly volatile Afghanistan conflict.

Now, one year later, Petraeus is departing from an Afghanistan mired in uncertainty as the battle against the Taliban rages on.

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