
Chelsea climbed back into the Premier League's top four after they came from behind to beat West Ham 2-1 and ruin Graham Potter's return to Stamford Bridge.
Aaron Wan-Bissaka's own-goal in the 74th minute was cruel on the visitors and in particular on Potter, who looked for a time like he would exorcise memories of his ill-fated spell in west London that ended with his sacking two years ago.