English premier league
Henderson has surgery as Liverpool's injury crisis deepens
The midfielder was forced off half an hour into a 2-0 home defeat to Everton last weekend and further investigation revealed the need for surgery.
Sunday's 2-1 defeat at West Ham was Spurs' fifth in their past six Premier League games and they now trail the fourth-placed Hammers by nine points.
City have soared 10 points clear of their local rivals thanks to an 18-game winning streak in all competitions.
West Ham moved into fourth in the Premier League with a 2-1 win against troubled Tottenham on Sunday.
Riyad Mahrez scored the pick of the goals in between Phil Foden and Bernardo Silva's strikes as City extended their English top-flight record winning run to 17 games.
Rooney is in his first managerial job with Derby in the Championship, which does not have VAR in place due to financial restrictions.
Werner netted late in the first half at Stamford Bridge after setting up Olivier Giroud's opener for Thomas Tuchel's revitalised team.
Klopp's men turn their attention to the Champions League on Tuesday when they face RB Leipzig in the first leg of their last 16 tie.
The troubled champions were blown away by Pep Guardiola's side, who became the first team to score four times in a league game away to Liverpool in 12 years.
Jorginho's penalty midway through the first-half was scant reward for Chelsea's dominance on another damaging night for Spurs boss Jose Mourinho against his former club.
Jurgen Klopp's side paid the price for a sloppy display as Steven Alzate's second half strike gave struggling Brighton a memorable success at the expense of the injury-hit champions.
Rampant United scored four times in the first half after Southampton's teenage midfielder Alexandre Jankewitz was dismissed in the second minute at Old Trafford.
Liverpool finally bolstered their defensive options by signing Schalke's Ozan Kabak and Preston's Ben Davies before the Premier League transfer window slammed shut on Monday.
Jurgen Klopp's injury-hit champions appeared to have lost their way after a five-game winless spell but are back on track after beating Tottenham and West Ham in the space of 72 hours.
Leeds forward Patrick Bamford got back on track as his superb goal inspired a 3-1 win that ended Leicester's seven-match unbeaten run.
Tuchel's team dominated the encounter, limiting Burnley to a single attempt on goal but struggled to break them down.
The English champions had not even scored in their last four league games, but Jurgen Klopp said he recognised his side again as their front three sparked back into life after Roberto Firmino ended a 492-minute goalless drought in first-half stoppage time.
Ole Gunnar Solskjaer's side blew their chance to leapfrog Manchester City at the top of the table against opponents who had won just a single league match all season.
The shock result at Old Trafford leaves Pep Guardiola's Manchester City a point clear at the top with a game in hand and looking increasingly hot favourites to win a third title in four years.