MANCHESTER, ENGLAND - FEBRUARY 27: A disappointed Sergio Agüero of Manchester City walks off after being substituted during the Premier League match between Manchester City and West Ham United at Etihad Stadium on February 27, 2021 in Manchester, United Kingdom. Sporting stadiums around the UK remain under strict restrictions due to the Coronavirus Pandemic as Government social distancing laws prohibit fans inside venues resulting in games being played behind closed doors. (Photo by Visionhaus/Getty Images)