Thomas Tuchel fears Chelsea will "get hammered" by Real Madrid in their second leg if they do not improve quickly.
Chelsea’s defence of the Champions League is hanging by a thread after Karim Benzema’s ruthless hat-trick saw the Spanish giants leave Stamford Bridge with a 3-1 lead to take into the second leg of their quarter-final. Two goals in three first half minutes put the visitors in front, before Kai Havertz pulled one back for Chelsea before the break.


