Manchester United suffered a 1-0 defeat by Championship (second division) side Derby County in the first leg of their League Cup semi-final at Pride Park on Wednesday.
Ajax Amsterdam, returning to the stadium where they last won the Champions League 20 years ago, squandered a two-goal lead to draw 2-2 against 10-man Rapid Vienna on Wednesday.
Four-time European Champions Ajax Amsterdam were felled at the first hurdle of the continent's second tier Europa League on Thursday, exiting in the group stage two days after rivals PSV Eindhoven celebrated long-awaited success.
A KrisCommons header gave former European champions Celtic a 1-0 win over Swedish side Elfsborg Boras while Fenerbahce made the most of their Champions League lifeline with a 1-1 draw against Salzburg in the first leg of their third qualifying round tie on Wednesday.