Assam's 22-year-old captain Riyan Parag on Monday slammed the second-fastest hundred in the history of Ranji Trophy. Parag took 56 balls to reach the three-figure mark against Chhattisgarh. He scored 155(87) in Assam's second innings, including 11 fours and 12 sixes. The record for fastest Ranji Trophy hundred is held by Rishabh Pant (48 deliveries).