News of all that's transpired on and off the football field.
Here are five talking points from the weekend's action in Spain.
In other ties, Serie A champions Juventus face Europa League winners Atletico Madrid and Barcelona take on Olympique Lyonnais.
News of all that's transpired on and off the football field
Yet Milan's defensive frailty was punished when Konstantinos Fortounis scored from the penalty spot in the 81st minute to give his side the win that left them second in Group F on 10 points.
Sevilla drew level on points with Barcelona at the top of La Liga when they snatched a 2-1 comeback victory at home to Villarreal, while champions Atletico Madrid won 1-0 in a bad-tempered clash at Getafe on Sunday.
La Liga leaders Barcelona earned a narrow 1-0 win over Real Valladolid to move seven points clear at the top, while Real Madrid lost 2-1 at home against Girona to fall to third behind Atletico Madrid.
Lionel Messi scored two spectacular free kicks as Barcelona thrashed local rivals Espanyol 4-0 in Saturday's Catalan derby to move three points clear at the top of La Liga.
Here are five talking points from the weekend in La Liga:
The European champions, who were humbled 3-0 by tiny Eibar last week, took a fortuitous lead when Valencia midfielder Daniel Wass nodded a Dani Carvajal cross into his own net in the eighth minute after former Arsenal defender Gabriel Paulista had failed to clear the danger.
Sevilla scrambled to the top of La Liga with a scrappy 1-0 win at home to Real Valladolid, on Sunday, moving one point clear of champions Barcelona at the summit.
News of all that's transpired on and off the football field.
Barcelona beat Girona 2-0 in a Catalan derby on Sunday to maintain their five-point lead at the top of La Liga, while Real Madrid thrashed Espanyol 4-2.
Madrid recovered from an early goal by Anthony Lozano to take a 2-1 halftime lead thanks to a Lucas Vazquez strike and a cheeky 'Panenka' penalty from captain Ramos but were pegged back by Alex Granell's penalty midway through the second half.
After an even first 45 minutes, strikes from Pablo Sarabia and Wissam Ben Yedder stunned the Catalans and left them needing a second-leg comeback at the Nou Camp for the second consecutive round in the competition.
IMAGES from the La Liga matches played on Sunday
Barcelona fell to a first home defeat in any competition for more than two years
Here are five talking points from the weekend's action in La Liga.
'So, the Champions League final will be played between two teams who just don't know when they are beaten,' says Suhit K Sen.
"It's better for Messi to play as he is the best in the world and he gives you a boost but we should be very proud as a team, as we showed that we are a great team without Messi and we have a great coach (Ernesto Valverde)," Suarez said.
Real coach Julen Lopetegui has come in for fierce criticism this season, having presided over a run of five games without a win -- the team going eight hours and one minute without scoring -- before Tuesday's unconvincing 2-1 triumph over Viktoria Plzen that saw the team whistled off the pitch by their own fans.
Barcelona will meet Manchester United in the Champions League quarter-finals following the draw on Friday while Manchester City face Tottenham Hotspur in an all-Premier League clash.
IMAGES from the Europa League matches played on Thursday
Real Madrid's miserable run of results continued on Saturday as they fell to a 2-1 defeat at home to Levante, their third successive loss in all competitions which piles more pressure on coach Julen Lopetegui.
Holders Sevilla maintained their Europa League challenge with a 1-0 win over Rijeka in a winner-takes-all clash on Thursday.
IMAGES from the Europa League matches played on Thursday
Sevilla stayed firmly on course for a second consecutive Europa League crown when an Aleix Vidal double and a Kevin Gameiro strike secured a thumping 3-0 win at home to Fiorentina in their semi-final first leg on Thursday.
Real Madrid's miserable run of results continued as they slid to a shock 1-0 La Liga defeat at Alaves by conceding a goal deep in stoppage time on Saturday, marking their longest run without scoring in over 33 years.
Real Madrid's Gareth Bale came off the bench and coolly converted a controversial penalty to secure a 2-1 win at Levante in La Liga on Sunday as the European champions rode their luck to stay within nine points of leaders Barcelona.
Messi, who has struggled for form in recent weeks due to a niggling injury, looked on a mission to grab the winner and after twice coming close he completed his treble to put Barca ahead in the 85th minute, reacting quickly to a poor Sevilla clearance to dink the ball over goalkeeper Tomas Vaclik.
Late Griezmann strike ends Atletico's away day hoodoo
Sevilla's Kevin Gameiro grabbed a late equaliser in a 2-2 draw at Zenit St Petersburg on Thursday to send the Europa League holders into the semi-finals after woeful goalkeeping had threatened to ruin their night.
News of all that's transpired on and off the football field
Real Madrid dropped points for the third time in seven games since Zinedine Zidane's return as they were held to a 0-0 draw away to Getafe in La Liga on Thursday, which harmed their neighbours' hopes of a top-four finish.
Frenchman Lenglet's first league start since his 36 million-euro move from Sevilla turned sour when he was shown a straight red card in the 35th minute at the Nou Camp following a coming together with Pons, after referee Jesus Gil Manzano consulted the video assistant referee (VAR).
Arsenal had scored 10 goals in two matches against BATE Borisov in the same competition in 2017 but never looked like being as prolific in the freezing temperatures of Belarus.
Thirteen teams have now qualified for the last 32 including Bayer Leverkusen, FC Zurich and Lazio who had already secured places in the next stage of the competition.
Sevilla's love affair with the Europa League was immediately rekindled as last season's champions and three-time winners began this year's group stage with a 2-0 home victory over Feyenoord on Thursday.
Real Madrid have started the season flying with three wins from three games.
Joaquin, 37, became the oldest scorer in a Seville top-flight derby when he rose to head home at the near post in the 79th minute, shortly after the visitors had had midfielder Roque Mesa sent off for two bookings.