By Ritika Jain Chief Justice of India Sanjiv Khanna’s tenure as the country’s 51st top judge started today with his swearing-in ceremony at the Rashtrapati Bhavan. CJI Khanna succeeded ex-CJI DY Chandrachud who retired on November 10. President of India Droupadi Murmu administered the oath today kickstarting his almost six-month-long tenure as top judge. Also Read: ‘Rockstar Judge’ To ‘Legacy Seeker’: The Paradox Of CJI Chandrachud’s Era Who is CJI Khanna?A third-generation lawyer, CJI Khanna completed his schooling from Delhi’s Modern School, Barakhamba Road and completed his graduation from …