Congress Party president and chairperson of the United Progressive Alliance (UPA), Sonia Gandhi (L), talks to son Rahul Gandhi (R) during a memorial ceremony for slain former Indian prime minister, husband and father, Rajiv Gandhi, on his 21st death anniversary in New Delhi on May 21, 2012. Rajiv Gandhi was assassinated during electoral campaigning, allegedly by Liberation Tigers of Tamil Eelam (LTTE) rebel separatists, in the town of Sriperumpudur in the southern state of Tamil Nadu on May 21, 1991. AFP PHOTO / Prakash SINGH