New Delhi: Fifty from Nitish Rana (81) and excellent bowling display from Wanindu Hasaranga (4 wickets) who went hard in the game as they set the base for Rajasthan Royals (RR) and beat Chennai Super Kings (CSK) by 6 runs in the eleventh game of the Indian Premier League (IPL) 2025 at the Baraspara Stadium, Guwahati here on Sunday.