PORTO, PORTUGAL - FEBRUARY 17: Gianluigi Buffon of Juventus warms up prior to the UEFA Champions League Round of 16 match between FC Porto and Juventus at Estadio do Dragao on February 17, 2021 in Porto, Portugal. Sporting stadiums around Portugal 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 Jose Manuel Alvarez/Quality Sport Images/Getty Images)
