Catalans hit 3 goals in 8 first half minutes en route to 4-0 victory.
Franco Vazquez completed the comeback for Sevilla in the second half.
The defeat to Eibar is Sevilla’s second in a row.
Zidane's return as coach helps Madrid reach level on points with Bilbao.
Zinedine Zidane says he is not interested in what is said outside of the club.
Julen Lopetegui will want to prove himself after flopping in the Real Madrid hot seat.
Goals from Joe Willock, Pierre-Emerick Aubameyang and Bukayo Saka sealed a comfortable victory for the Gunners over Eintracht Frankfurt after Dominik Kohr was sent off.
Sevilla signed Javier Hernandez from West Ham United on a three-year deal for around £8 million.
Javier Hernandez's prospects of playing at West Ham had worsened after they bought Sebastien Haller from Eintracht Frankfurt in July.
Ibrahim Amadou loan signing follows that of Patrick Roberts and Ralf Fahrmann into the club.
Liverpool's loss is a big blow to the team.
Julen Lopetegui replaces Joaquin Caparros who had been in charge of the side on an interim basis since March.
Reyes last played for Spanish second tier side Extremadura.
Sevilla have 55 points from 36 games, and are currently in fifth place on the board.
Caparros is not the first Sevilla coach to be diagnosed with cancer.
The win takes Sevilla up to 6th on 46 points, level with Valencia and 1 point behind Getafe who occupy the final Champions League spot with 8 games left.
Gerald Deulofeu is riding the wave of a dream season for the Premier League club, who have European football and FA Cup glory in their sights.
Messi was supposed to be lacking fitness and Barca struggling for form but both delivered a resounding response.
Lazio suffered their 3rd straight defeat in all competitions.
Real Madrid has its hopes lifted as Barcelona fumbles.
Some 40 people are involved in the clashes near the Colosseum which is broken up by police in riot gear.
Felipe Caicedo forces a penalty just before the break and converts from the spot for his second goal in.
2 goals in a 2-minute spell after the break helped Barcelona race ahead.
Barcelona will have an uphill task to reach the last 4 when the 2nd leg takes place next Wednesday.