Kai Havertz has jumped to the defence of Chelsea’s coach, Graham Potter, after a Champions League quarter-finals win over Borussia Dortmund. 
Havertz converted a penalty in Tuesday night’s last-16 clash, and it was a goal that gave Chelsea the 2-1 win on aggregate. The German footballer who spoke to reporters after the match was asked what qualifying for the quarter-finals of the Champions League meant for Potter. He told beIN Sports; 
“We know the pressure is coming at him. You can see he is a big manager. In the media I cannot believe how many people talk about him. “We have 100s of coaches in England that think they know better than him. We know in the changing room he’s a big personality and big manager and helps us all a lot. Me included. We are 100 per cent behind him. “Even though the people may not see it, today everybody seen he is a big manager.”
