Read the article below the video. He does address Romney's comment.

"Romney previously called the president 'naive' for announcing plans to withdraw troops by the end of 2014.

'Without getting into the campaign rhetoric of what [Romney]'s asserting, I think you’ve got 50 nations in NATO that agree to a plan in Afghanistan,' Panetta said on ABC's 'This Week.' 'It’s the Lisbon agreement, an agreement that, you know, others, President Bush, President Obama, everyone has agreed is the direction that we go in Afghanistan.'" from above linked article under video.