New Delhi: Digvijaya Singh offers this letter as proof of Anna-RSS links:PromotedListen to the latest songs, only on JioSaavn.comAlso ReadCongress' Digvijaya Singh Files Petition Alleging Irregularities In Lok Sabha Polls"Learn From RSS": Congress' Digvijaya Singh Tells Youth Party WorkersAmit Shah Quotes Poet, Asks Voters To Bid Farewell To Digvijaya Singh