Rohit Sharma, the former India captain returned to form with 84 off 44 balls and along with opener Ryan Rickelton put on a world-class performance from where Mumbai Indians cruised to a comfortable six-wicket win over Lucknow Super Giants in match four of the Indian Premier League (IPL) here Monday night. Rohit, who missed five matches due to a hamstring injury return, was well partnered with Rickelton whose explosive 83 off 32 balls gave them the start they needed for another chase at