It was a topsy-turvy thriller at the Diego Maradona stadium as Atalanta beat Napoli 3-2 in the Serie A fixture on Saturday.
Cristiano Ronaldo scored a late winner as Manchester United came from behind to beat Atalanta 3-2 in the Champions League group stage fixture on Wednesday at Old Trafford.
According to reports coming in defender Merih Demiral has joined Atalanta from Juventus on a loan deal with a option to buy his next summer.
It is also the first time in Euro history that the tournament's opening goal has been an own goal. Check out some of the other interesting stats from the opener: