 Milan entered the match three points ahead of Olympiacos, seeking to qualify for the knockout stage alongside Real Betis.Milan were losing 1–0 prior to Zapata's goals; the own goal would have sent Olympiacos through on away goals, and the proper goal would have sent Milan through on aggregate.A late penalty was scored by Kostas Fortounis for Olympiacos, and Milan were eliminated as the 3–1 result held, their first group stage elimination in Europe since 2001.