Chelsea and Arsenal are on track to qualify for the semi-finals of the Europa League.
The Blues beat Slavia Prague 1-0 in their quarter-final first leg thanks to a late goal from Marcos Alonso.
Meanwhile the Gunners' won their quarter-final firs leg tie with Napoli 2-0 at the Emirates Stadium.
Elsewhere Valencia beat Villarreal 3-1 while Benfica took control of their Europa League quarter-final tie with Eintracht Frankfurt by winning 4-2.

Pogacar wins third Flanders crown but faces fine for running red light
Thuram and Martinez star as Inter dismantle Roma
Silva to exit Man City at end of season, assistant manager confirms
Penalty heroics help Leeds beat West Ham to reach FA Cup semis
Pogačar wins Tour of Flanders for record-equalling third time
