Chelsea's Champions League campaign continues on Wednesday night with the first leg of their quarter-final tie against Porto.
The Blues would have been overwhelming favourites to see off the Portuguese giants but Saturday's shock 5-2 home defeat by West Brom has thrown a cloud of doubt over their chances.
Porto, meanwhile, dumped Juventus out of the competition at the last-16 stage and will fancy their chances of shocking Thomas Tuchel's side at the neutral Ramon Sanchez-Pizjuan Stadium in Seville.
Follow Sportsmail's Jonathan Spencer for live Champions League coverage of Porto vs Chelsea, including scoreline, lineups and build-up.