Tuchel confirmed the trio he was not able to call upon at late notice were Cesar Azpilicueta, Ruben Loftus-Cheek and Andreas Christensen.
A VAR intervention in the 77th minute caught Ward-Prowse put in a late tackle on Jorginho which resulted in a red card.
The Chelsea defender explained the issues with his team’s performance in the weekend after the Blues lost 0-1 to Manchester City in the Premier League.