1. Cong topples UF govt for not dropping DMK ministers for their alleged complicity in the assassination. 2. Few months later Sonia 'pardons' Nalini and ensures her death sentence is changed to life. 2. After Cong-DMK alliance finalised, sonia's emissary eduardo faliero meets prabhakaran in srilanka. 3. Few weeks later Sonia's mother Paulo Maino meets LTTE spokesperson Anton Balasingham. 4. After UPA comes to power, it loses interest in the enquiry. 5. Few months ago, reports were coming that Nalini's husband is writing some book about Rajiv's killing which was expected to cause sleepless nights to someone. 6. Last Month, Priyanka had a secret meeting with Nalini flouting all the jail manual rules, which can probably be connected with that 'book'. 7. Now Nalini is seeking early release. If you consider these facts, its not difficult to guess who were all behind that shameful assassination.