The game is going to kick off 10 minutes later. Borussia Dortmund got to the ground late so they've been given extra time to prepapre.
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Chelsea v Borussia Dortmund (20:00 GMT, 0-1 first leg)
Sam Parkin
Chelsea youth team product on BBC Radio London
On Graham Potter taking off Raheem Sterling and Joao Felix for defensive midfielders in Saturday's win over Leeds
The bigger picture was that if Graham Potter's side was to concede in those last 10 minutes, I think the noise would have been so great it may have even been irrelevant what happened against Borussia Dortmund.