BAKU, AZERBAIJAN - MAY 28: Chelsea head coach Maurizio Sarri looks on during the training session of Chelsea prior to the UEFA Europa League Final between Chelsea and Arsenal at Baku Olimpiya Stadionu on May 28, 2019 in Baku, Azerbaijan. (Photo by Etsuo Hara/Getty Images)
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BAKU, AZERBAIJAN - MAY 28: David Luiz of Chelsea and Maurizio Sarri the head coach / manager of Chelsea during the Chelsea training session prior to the UEFA Europa League Final between Chelsea and Arsenal at Baku Olimpiya Stadionu on May 28, 2019 in Baku, Azerbaijan. (Photo by Robbie Jay Barratt - AMA/Getty Images)
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BAKU, AZERBAIJAN - MAY 28: Maurizio Sarri the head coach / manager of Chelsea reacts during the Chelsea training session prior to the UEFA Europa League Final between Chelsea and Arsenal at Baku Olimpiya Stadionu on May 28, 2019 in Baku, Azerbaijan. (Photo by Robbie Jay Barratt - AMA/Getty Images)
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BAKU, AZERBAIJAN - MAY 28: Maurizio Sarri, Manager of Chelsea walks off the pitch during the Chelsea FC training session on the eve of the UEFA Europa League Final against Arsenal at Baku Olimpiya Stadion on May 28, 2019 in Baku, Azerbaijan. (Photo by Francois Nel/Getty Images)
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BAKU, AZERBAIJAN - MAY 28: Maurizio Sarri, Manager of Chelsea kicks his cap in frustration during the Chelsea FC training session on the eve of the UEFA Europa League Final against Arsenal at Baku Olimpiya Stadion on May 28, 2019 in Baku, Azerbaijan. (Photo by Shaun Botterill/Getty Images)
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