
Indian Prime Minister Manmohan Singh (front right), Congress party President Sonia Gandhi (center) and party Vice President Rahul Gandhi (background left) arrive at the airport in Raipur, India, on Sunday, May 26, 2013, following Saturday's Maoist attack in a densely forested area in India's Chhattisgarh state. (AP Photo)

Indian Prime Minister Manmohan Singh (front right), Congress party President Sonia Gandhi (center) and party Vice President Rahul Gandhi (background left) arrive at the airport in Raipur, India, on Sunday, May 26, 2013, following Saturday's Maoist attack in a densely forested area in India's Chhattisgarh state. (AP Photo)

** FILE ** Congress party President Sonia Gandhi (left) and Indian Prime Minister Manmohan Singh take turns addressing the media at her residence in New Delhi in 2009 after Mr. Singh declared victory in India's national elections. (Associated Press)

Afghanistan’s President Hamid Karzai, left, and Indian Prime Minister Manmohan Singh attend a ceremony of the signing of agreements between the two countries in New Delhi, India, Monday, Nov. 12, 2012. Karzai was meeting with Indian leaders Monday in a bid to woo investment to his war-torn country and boost security before a planned drawdown of NATO troops in 2014. (AP Photo/Mustafa Quraishi)

Afghanistan’s President Hamid Karzai, left, and Indian Prime Minister Manmohan Singh attend a ceremony of the signing of agreements between the two countries in New Delhi, India, Monday, Nov. 12, 2012. Karzai was meeting with Indian leaders Monday in a bid to woo investment to his war-torn country and boost security before a planned drawdown of NATO troops in 2014. (AP Photo/Mustafa Quraishi)

Indian Sikhs shout slogans Aug. 6, 2012, in front of the U.S. Consulate during a protest in Hyderabad, India, to condemn a shooting the previous day at a Sikh temple in Wisconsin. Indian Prime Minister Manmohan Singh said Monday that he was shocked and saddened by the shooting attack that killed six people. (Associated Press)

Indian Sikhs shout slogans Aug. 6, 2012, in front of the U.S. Consulate during a protest in Hyderabad, India, to condemn a shooting the previous day at a Sikh temple in Wisconsin. Indian Prime Minister Manmohan Singh said Monday that he was shocked and saddened by the shooting attack that killed six people. (Associated Press)

Myanmar opposition leader Aung San Suu Kyi talks to journalists during a press conference after meeting with Indian Prime Minister Manmohan Singh at a hotel in Yangon, Myanmar, on Tuesday, May 29, 2012. (AP Photo/Soe Zeya Tun, Pool)

Myanmar opposition leader Aung San Suu Kyi talks to journalists during a press conference after meeting with Indian Prime Minister Manmohan Singh at a hotel in Yangon, Myanmar, on Tuesday, May 29, 2012. (AP Photo/Soe Zeya Tun, Pool)