BARCELONA, SPAIN - DECEMBER 08: Cristiano Ronaldo of Juventus F.C. is put under pressure by Lionel Messi of Barcelona during the UEFA Champions League Group G stage match between FC Barcelona and Juventus at Camp Nou on December 08, 2020 in Barcelona, Spain. Sporting stadiums around Spain 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 David Ramos/Getty Images)