Christoph Sagemuller, who has led Mercedes-AMG's motorsport department since March 2021, will step down at the end of the month and hand over his post by 1 July.<br>"I can confirm that Christoph Sagemuller will leave the company at his own request and by mutual agreement at the end of this month," a Mercedes-AMG spokesperson explained.<br>The news comes as a surprise, as Mercedes insiders had ...<a class='more' href='https://www.motorsport.com/dtm/news/mercedes-amg-reshuffle-confirmed-departure-of-head-of-motorsport/10828345/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>