Matchday 4 of the 2024-25 UEFA Champions League is in the books and the 36-team table is starting to take shape.
Shock losses for Real Madrid and Paris Saint-Germain have set alarm bells ringing, while Viktor Gyökeres' three-goal performance against Manchester City has made the entire football world sit up and take notice.
ESPN writers Gab Marcotti, Mark Ogden and Julien Laurens reflect on some of the burning questions after four rounds.