Liverpool and Chelsea still have work to do if they are to qualify for the knockout stages of the UEFA Champions League.
Defending champions Liverpool came from behind to earn a 1-1 draw with Italian side Napoli at Anfield and Chelsea squandered a 2-1 lead to draw 2-2 at Valencia.
In the other Group H match, Ajax beat Lille 2-0.
Inter Milan defeated Slavia Prague 3-1 in Group F to stay in contention for a place in the last-16, while Barcelona have qualified from the pool after beating Borussia Dortmund 3-1.
In other games, Zenit registered a 2-0 win at home over Lyon, Salzburg crushed Genk 4-1 and Benfica drew 2-2 with Leipzig.
PSG overwhelm Atalanta 4-0 in Champions League opener
Liverpool edge Atletico Madrid 3-2 with last-gasp Van Dijk goal
Pakistan nearly pull out of Asia Cup in objection to referee
Benfica to hire Mourinho as new manager
Rory McIlroy set to headline 2026 Hero Dubai Desert Classic
