A Ballia man, Raj Singh, once a social media ‘social worker’ and Kshatriya leader, is now a key suspect in the sensational murder of Chandranath Rath, aide to West Bengal CM Suvendu Adhikari. Police believe Singh was a sharpshooter in the meticulously planned ambush. His family claims he was in Uttar Pradesh attending weddings and religious visits during the incident.