Sarr has been extremely versatile, occupying many positions in the defensive third, including playing on the left side of a back three.
The 1-0 defeat means Man City have now extended their lead over the Blues to 13 points in the Premier League with a 12th consecutive home win.
Pep Guardiola praised Chelsea for the way they played but also said that his Manchester City side were 'fantastic' in the way they won the match.
Thomas Tuchel also said that Chelsea were denied a point but due to one moment of quality from Manchester City's Kevin de Bruyne.
The Clarets were without manager Sean Dyche, who was away with Covid-19, and lacked a spark against the Terriers.
Goals from Bernardo Silva, Gabriel Jesus, Ilkay Gundogan and Cole Palmer saw City emerge 4-1 winners against Swindon in the FA Cup.
Guardiola, who came to prominence after managing Barcelona in the past, recorded a positive test on Tuesday along with assistant Juanma Lillo.
Torres joined Barcelona last week for a sum of around 55 million euros, and he was officially unveiled to fans at Camp Nou on Monday.
With Chelsea taking on Liverpool - two closest challengers to Manchester City for the league title - the match could prove decisive in which team stays in the hunt for the league t...
Manchester City will be aiming to extend their unbeaten run to 11 Premier League games in a row when they travel to the Emirates stadium on Saturday afternoon to take on Arsenal.