Barcelona were held to a goalless draw by Slavia Prague in the Champions League while Borussia Dortmund beat Inter Milan 3-2.
Meanwhile, Dortmund move above Inter into second spot in Champions League Group F.
Chelsea have kept their hopes of making it to the knockout stages alive following a crazy game at Stamford Bridge.
They came back from 4-1 down to draw 4-all with Ajax - after their Dutch opponents were reduced to nine men in the second-half.
There was success for holders Liverpool as well as they beat Genk 2-1 at Anfield to go top of their group.