Chelsea punished by lightning-quick Dortmund counter!
After Joao Felix is ruled offside following a header at the back post, Borussia Dortmund immediately break, with Karim Adeyemi controlling Raphael Guerreiro's clearance and speeding upfield before rounding Kepa Arrizabalaga to make it 1-0.
Get BT Sport today - contract free
Watch BT Sport's unbeatable line-up of world-class live sport for just £29.99 a month
