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.

Mac Allister heads Liverpool to Champions League win over Real Madrid
Sabalenka overpowers Pegula, Gauff eliminates Paolini in WTA Finals
Pakistan win ODI against South Africa in last over as Salman shows the way
David Beckham knighted for services to sport and charity
Aryna Sabalenka challenges Nick Kyrgios in Dubai showdown
