Milan are still alive. If AC Milan are able to beat an already-qualified Liverpool on the final matchday and Porto drop points to Atletico, Milan will qualify for the last 16. That would serve as a monumental accomplishment when you consider just how “down and out” they were with three games gone in the group.
https://www.soccernews.com/atletico-madrid-0-1-ac-milan-three-things-we-learned/329943/