Gaikwad and Kartik steady the ship as CSK beat stuttering Mumbai to keep play-off hopes alive Chennai Super Kings beat Mumbai Indians by eight wickets to revive their play-off push. Ruturaj Gaikwad’s unbeaten 67 and Kartik Sharma’s maiden fifty did the bulk of the work, chasing down 160 with 11 balls to spare. For Mumbai , another evening of squandered opportunity — 159 all but sealed their fate in a season that has consistently promised more than it has delivered. It was a night where Mumbai had themselves to blame. Winning the toss on a dry Chepauk surface, they lost Will Jacks in the second over without scoring. Ryan Rickelton and Naman Dhir steadied things, threatening a total in excess of 180. In the powerplay, Rickelton hit five sixes — three of them off a single Prashant Veer over — but strip those away and he made only seven off his remaining 19 deliveries. The platform was being laid, not built upon.…