Mikel Arteta's sense of injustice was palpable at full-time, but the greater concern for the Arsenal manager will be how his team are slipping back into bad habits. The Spaniard was uncharacteristically confrontational with referee Chris Kavanagh and his two assistants as the players left the field following Aston Villa's impressive 1-0 win at Villa Park, caught on camera telling them "I am talking to you with respect" as his complaints were given short shrift.
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Arteta was furious over the decision to punish Ezri Konsa's cynical 31st-minute foul on Bukayo Saka with a yellow card when the Arsenal winger appeared to be through on goal.