Simone Inzaghi, the coach of the Milan club, stresses that every single Champions League game presents new challenges. The club aims to fight in Europe. Inzaghi mentions last year's premature losses as a valuable lesson. Matchday 3 includes the clash between Real Madrid and RB Leipzig and Como's win over Manchester United. Inzaghi urges Inter to learn from tough games ahead. Matchday 3 features key stats and fixtures. UEFA.com highlights notable matches and statistics.