Indian Prime Minister Manmohan Singh (3rd L), UPA government chairperson and Congress Party President Sonia Gandhi (C, partially obscured) and presidential nominee Pranab Mukherjee (R) pose for photographers after Mukherjee filed his nomination papers for the July 19 Presidential Elections, at Parliament House in New Delhi on June 28, 2012. Mukherjee filed his nomination papers in the presence of Indian Prime Minister Manmohan Singh, Congress President Sonia Gandhi, and a host of leaders.