Speedster Mayank Yadav bowled the quickest ball of the new IPL season at 156.7 km/h in a fiery spell to power Lucknow Super Giants to a 28-run win over Royal Challengers Bengaluru on Tuesday. Lucknow rode Quinton De Kock's 56-ball 81 and an unbeaten 40 by Nicholas Pooran to post 181-5 at Bengaluru's M. Chinnaswamy