Gautam Gambhir has stepped down as Delhi Daredevils captain for the rest of the Indian Premier League (IPL) 2018 season, the franchise announced on Wednesday. Shreyas Iyer has replaced him with immediate effect. "It was my decision. I haven't contributed enough to the team. I had to take the responsibility being the leader of the ship. I feel it was the right time," Gambhir said in a press conference. "I take full responsibility for the position we are in. And looking at the position, I have decided to step down as captain. Shreyas Iyer will take over. I still feel we have the team to turn things around this," he added.