Champions League away goals rule explained for Chelsea and Tottenham ties
Chelsea face Borussia Dortmund in the UEFA Champions League last-16 this week with the second leg taking place in three week's time as Graham Potter aims to repeat Thomas Tuchel's historic triumph
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Chelsea face Borussia Dortmund in the UEFA Champions League last-16 this week with the second leg taking place in three week's time as Graham Potter aims to repeat Thomas Tuchel's historic triumph
