Delhi, Dec 27 (SocialNews.XYZ) Senior Congress leader Sonia Gandhi, Leader of Opposition in Lok Sabha Rahul Gandhi and Congress President Mallikarjun Kharge on Friday led the party in paying tributes to former Prime Minister Manmohan Singh at his residence on Friday. Sonia Gandhi and Rahul Gandhi placed a wreath at his mortal remains wrapped in the tricolour and offered prayers there.