Russian internationals Aleksandr Kokorin and Pavel Mamaev will be detained in jail until December 8 while they await a ruling over charges of "hooliganism".
Cristiano Biraghi struck in the second minute of added time as Italy snatched their first win in the Nations League by edging out Poland.
Jose Mourinho watched Serbia win, while Bernardo Silva helped Portugal to victory.
Portugal and Scotland are in action as the UEFA Nations League returns on Thursday, while Wales, Spain and France play friendlies.
Relive all the action from across the continent, with wins for the likes of Portugal, Turkey, Kosovo, Scotland and Montenegro.
Jorginho's late penalty ensured Italy's Nations League campaign got off to an unbeaten start in a 1-1 draw with Poland.
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