Ross Barkley's lucky break edges Aston Villa past Leipzig in five-goal thriller / Wirtz delivers again for Leverkusen while Leipzig humiliated in Bundesliga / Leipzig rues another defeat before tackling winless start to Champions League / Joe Hart's hilarious tongue-in-cheek dig at ex-teammate in wake of Leipzig goal / Ref & VAR officials named for Celtic vs Leipzig Champions League tie / Leipzig star injured and unbeaten run over ahead of Celtic Champions League showdown / Borussia Dortmund slumps to another loss at Augsburg as Leipzig tops the Bundesliga / Bundesliga leaders Leipzig will put Dortmund's faith in Sahin to the test / Dortmund slumps to another loss at Augsburg as Leipzig tops the Bundesliga / Leverkusen and Leipzig reach third round of German Cup as Dortmund faces a stern test