Champions League Playoffs: Milan Stumbles, Bayern Edges Celtic, and Bruges Shocks Atalanta

A costly error by Mike Maignan contributed to AC Milan's defeat, while Bayern Munich secured a narrow win, and Cercle Bruges pulled off a late upset against Atalanta.

AC Milan suffered a 1-0 loss to Feyenoord after an early mistake by goalkeeper Mike Maignan, whose mishandled stop allowed Igor Paixao's shot to result in the decisive goal.
Bayern Munich overcame an early scare to beat Celtic Glasgow 2-1, with goals from Michael Olise and Harry Kane securing their lead despite a late push by the Scottish side.
Cercle Bruges surprised Atalanta with a dramatic 2-1 victory, clinched by a stoppage-time penalty converted by Gustaf Nilsson after a VAR-confirmed foul in the box.
AS Monaco fell 1-0 to Benfica Lisbon, struggling to recover after Vangelis Pavlidis' second-half goal and finishing the match with 10 players due to a red card for Alvaro Carreras.
The playoff first legs highlighted challenges for several favorites, setting up decisive second-leg matches for qualification to the Champions League Round of 16.