Overview

• Matchday 1 runs Sept. 16–18 with every game streaming on Paramount+ in the U.S., plus pre- and post-match programming on CBS Sports Network and CBS Sports Golazo Network, including a free Golazo Show whip-around.
• Reigning champions Paris Saint‑Germain host Atalanta on Wednesday with Ousmane Dembele and Desire Doue ruled out for weeks and Khvicha Kvaratskhelia, Lee Kang‑in and Lucas Beraldo doubts after weekend knocks.
• PSG's depth is under scrutiny after a 65‑game 2024/25 season and FIFPro’s warnings on workload, even as Luis Enrique says the squad aims to manage the injury spell.
• Arsenal open away to Athletic Club on Tuesday with Martin Ødegaard unlikely to start after a shoulder flare‑up and Bukayo Saka sidelined by a thigh issue, in Bilbao’s first Champions League campaign since 2014/15.
• Headline ties across the three days include Bayern Munich vs. Chelsea, Liverpool vs. Atletico Madrid, Barcelona vs. Newcastle United and Real Madrid vs. Marseille, with the final set for May 30 at Budapest’s Puskás Arena.