AC Milan are trailing 0-1 in a Group B match against Porto in the Uefa Champions League on Wednesay evening.
Luiz Dias gave Porto a deserved home lead in the sixth minute.
The Italians are yearning for their first win of the group stages whereas Porto want to keep in touch with leaders Liverpool.
The Jurgen Klopp side take on Atletico Madrid in another game.
Starting XI:
Milan: Tatarusanu, Tomori, Romagnori, Hernandez, Calabria, Tonali, Bennacer, Diaz, Leao, Saelemaekers, Giroud
Porto: Evanilson, Taremi, Otavio, Grujic, Pepe, J.M, Costa, Mbemba, Sanusi, Diaz, Oliviera