U.S. Defense Secretary Leon Panetta, right, smiles as he walks with Indian Defense Minister A.K. Antony to the Defense Minister's office in New Delhi, India, Wednesday, June 6, 2012. Panetta is urging leaders of India to play a more robust role in Afghanistan, as U.S. tensions with Pakistan, India's arch-rival, continue to churn. (AP Photo/Saurabh Das)