Chelsea beat Slavia Prague 1-0 in first leg of Europa League quarter-final

Chelsea beat Slavia Prague 1-0 in the first leg of their UEFA Europa League quarter-final.

Chelsea's Willian kicks the ball during the UEFA Europa League quarterfinal soccer match against Slavia Prague at the Sinobo stadium in Prague, Czech Republic on Thursday, April 11, 2019. [Photo: AP]

It was Marcos Alonso scoring the only goal of the match.

The return match will be played next Friday.

In other action, Arsenal beat Napoli 2-0.

Benfica beat Eintracht Frankfurt 4-2.

And it's Villarreal going down to Valencia 3-1.