Two fine goals from Lionel Messi helped Barcelona to a comfortable 3-0 win over last season’s Champions League finalists Juventus at the Nou Camp.

AS Roma clung on a for a 0-0 draw at home to Atletico Madrid in their opening Champions League group-stage game thanks to a string of fine saves from goalkeeper Alisson on Tuesday.

Bayern Munich beat 10-man Anderlecht in their Champions League opener, although the German champions were unconvincing.

Manchester United made a winning return to the Champions League with a deserved home victory over Swiss side Basel.

RESULTS

Chelsea 6-0 Qarabag FK

Roma 0-0 Atletico Madrid

Olympiacos 2-3 Sporting Lisbon

Manchester United 3-0 Basel

Benfica 1-2 CSKA Moscow

Barcelona 3-0 Juventus

Bayern Munich 3-0 Anderlecht

Celtic 0-5 PSG