Photos: Konstantinos Mavropanos spotted in Arsenal training

Arsenal's French manager Arsene Wenger arrives for a training session at the club's complex in London Colney on May 2, 2018 on the eve of their UEFA Europa league second leg semi-final...

Atletico Madrid play host to Arsenal tomorrow in the second leg of their Europa League tie.

Arsene Wenger manager

The Arsenal players were put through their paces today during training ahead of their Europa League second leg clash with Atletico Madrid in the Spanish capital tomorrow night.

Gunners boss Arsene Wenger has prioritised Europe's second tier competition, with qualification for next season's Champions League now out of reach via a top four finish in the Premier League table.

Arsenal were held to a 1-1 draw by Atleti at the Emirates last week, and were extremely unfortunate not to win the game by a handsome margin.

GRADIENT ADDED - COMPOSITE OF TWO IMAGES - Image numbers (L) 852372342 and 942376156) In this composite image a comparison has been made between Manager Diego Simeone of Club Atletico de...

The Gunners' impotence in front of goal could very well come back to haunt them, what with Diego Simeone's side being notoriously hard to beat on their own patch.

The Spanish side have conceded just four goals at home in La Liga all season long, and Arsenal will have to break down one of the most stubborn defences in Europe at least once if they are to have any chance of making it through to the Europa League final later this month.

Here are a selection of snaps from Arsenal's training session today, including £1.8 million January signing Konstantinos Mavropanos, who made his debut for the club away at Manchester United on Sunday...

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Embed from Getty Images

Embed from Getty Images

Arsenal's German defender Per Mertesacker (C) greets academy players Joseph Willock (L) and Reiss Nelson during a training session at the club's complex in London Colney on May 2, 2018 on...

Arsenal's French manager Arsene Wenger (R) talks with midfielder Jack Wilshere during a training session at the club's complex in London Colney on May 2, 2018 on the eve of their UEFA...

Arsenal players take part in a training session at the club's complex in London Colney on May 2, 2018 on the eve of their UEFA Europa league second leg semi-final match against Atletico...

Arsenal's Gabonese attacker Pierre-Emerick Aubameyang (L) and English midfielder Jack Wilshere take part in a training session at the club's complex in London Colney on May 2, 2018 on the...

Arsenal's defender Calum Chambers (C) jumps to head the ball takes part in a training session at the club's complex in London Colney on May 2, 2018 on the eve of their UEFA Europa league...

Arsenal's French defender Laurent Koscielny (L) and Spanish defender Hector Bellerin take part in a training session at the club's complex in London Colney on May 2, 2018 on the eve of...

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