Shashi Tharoor targets Ujjwal Nikam: ‘He said that biryani was served to Kasab’

Wadettiwar alleges Karkare's death by police linked to RSS, prompting Tharoor to criticize Nikam. Congress distances from Wadettiwar. Rotawan criticizes him, Shinde blasts Congress. Controversy surrounds Karkare's death during 26/11 attacks.