Manchester City were held to a 0-0 draw by a spirited Inter side as the Premier League champions endured a frustrating start to their Champions League campaign.
Chelsea rescued a 1-1 draw with Inter Milan in their final game of an underwhelming pre-season period, as Pedro Neto was introduced as their 10th summer signing.
Inter Milan were crowned Serie A champions for a 20th time after a 2-1 win against rivals AC Milan.
Lautaro Martinez missed the crucial penalty for Inter Milan as Atletico Madrid claimed a shootout victory to move into the Champions League quarter-finals.
Inter Milan will take a slender advantage into their Champions League last-16 second leg against Atletico Madrid after Marko Arnautovic secured a 1-0 home win.
Follow all the action from tonight's Champions League last-16, first-leg ties as Inter Milan host Atletico Madrid and PSV Eindhoven entertain Borussia Dortmund.