CSK captain MS Dhoni smashed the biggest six of IPL 2019 by sending RCB fast bowler Umesh Yadav's delivery over a distance of 111 metres at Bengaluru's Chinnaswamy Stadium on Sunday. Dhoni cleared the roof with the six and went on to smash seven sixes during his knock of 84*(48). The 37-year-old has hit 17 sixes this season so far.