Hours after <a href="https://www.cricketcountry.com/players/steven-smith" target="_blank">Steven Smith's</a> teary-eyed press conference at Sydney, <a href="https://www.cricketcountry.com/players/darren-lehmann" target="_blank">Darren Lehmann</a> announced that the fourth Test between Australia and South Africa at Johannesburg will be his last as Australian coach. An emotional Lehmann admitted his role in developing a culture that has been criticised by all. <p></p> <p></p>"After viewing Steve and Cameron's hurting, it's only fair that I make this decision. I'm ultimately responsible for the culture of the team. <p></p> <p></p>"This will allow Cricket Australia to complete a full review into the team and allow them to implement changes to regain the trust of the Australian public. This is the right thing for Australian cricket," said Lehmann, who was contracted until the 2019 Ashes. <p></p><blockquote class="twitter-video" data-lang="en"> <p></p><p dir="ltr" lang="en">On an almost unbelievable day for our team, here was how coach Darren Lehmann resigned. WATCH MORE: <a href="https://t.co/SVlt3QLMVq">https://t.co/SVlt3QLMVq</a> <a href="https://t.co/RUKCCc9Ok7">pic.twitter.com/RUKCCc9Ok7</a></p> <p></p> cricket.com.au (@CricketAus) <a href="https://twitter.com/CricketAus/status/979358988620804096?ref_src=twsrc%5Etfw">March 29, 2018</a></blockquote> <p></p>After the ball-tampering incident last week, Steven Smith and David Warner were stripped of their duties as Australian captain and vice-captain respectively. Both were banned for a year by Cricket Australia. Cameron Bancroft, who was caught in the act, was banned for nine months.