Champions League results: Kylian Mbappé lifts Real Madrid over Inter Milan; Erling Haaland nets brace in Manchester City win over Porto

Defensive errors doomed Inter Milan as Real Madrid took advantage during a 2-1 win in the opening day of the League Phase portion of the 2026-27 Champions League.Kylian Mbappé, fresh off of receiving his Golden Boot award as last year's Champions League top scorer before the game, opened the scoring 14 minutes into the match after capitalizing on a Yann Bisseck mistake.Mbappé is now tied for fifth all-time with former Real Madrid legend Raúl with 71 career Champions League goals.Kylian Mbappé picking up right where he left off 😮‍💨 pic.twitter.com/IVlMrykESb— CBS Sports Golazo ⚽️ (@CBSSportsGolazo) September 8, 2026 The Italian side's mistakes cost them dearly against the 2024 winners of the competition. Nine minutes after Mbappé opened his account, goalkeeper Josep Martínez gifted a second to Real Madrid with Federico Valverde the lucky recipient.Join or create a Yahoo Fantasy Football league for the 2026 NFL season Fede Valverde punishes Josep Martínez's mistake to double Real Madrid's lead 💥Don't miss the #UCL on @paramountplus 🍿 pic.twitter.com/D8OvAIfwBG— CBS Sports Golazo ⚽️ (@CBSSportsGolazo) September 8, 2026 Inter Milan owned possession and continued to push for a second goal after Carlos Augusto cut the Real Madrid's lead in 77th minute. But the visitors could not find an equalizer at Santiago Bernabéu.Erling Haaland scored his 58th and 59th career Champions League goals during Manchester City's 2-0 win over Porto.After a first half that saw Haaland denied multiple times by Porto goalkeeper Diogo Costa, the Norwegian striker broke through in the 47th minute and secured his brace in the first minute of second half stoppage time.With his two goals, Haaland has passed German legend Thomas Müller to move into seventh place on the competition's all-time goal scoring list.Erling Haaland is inevitable. 🤖58 goals in 59 games for the Norwegian 🇳🇴Don't miss the #UCL on @paramountplus 🍿 pic.twitter.com/A5u0Sb0gqv— CBS Sports Golazo ⚽️ (@CBSSportsGolazo) September 8, 2026 Real Betis edged Lille 3-2 with a second-half comeback that featured Marc Barta completing his brace and Troy Parrott slotting home the winner in the 53rd minute. Lille played with 10 men for the final 34 minutes after Ethan Mbappé was shown a red card for elbowing Natan off the ball.Ethan Mbappé sees RED 👀Disaster for Lille as they concede twice and go down to ten men against Real Betis 😳Don't miss the #UCL on @paramountplus 🍿 pic.twitter.com/e0Kq55OUJm— CBS Sports Golazo ⚽️ (@CBSSportsGolazo) September 8, 2026 Serhou Guirassy won Borussia Dortmund all three points against Villarreal with goals in the 80th and 85th minute during a 3-2 victory. Guirassy would also net an own goal three minutes into second-half injury time, but time would run out for the Spanish side. USMNT defender Alex Freeman made his Champions League debut after entering the match in the second half.In earlier matches, AEK Athens picked up its first Champions League in 20 years thanks to Răzvan Marin's 21st-minute free kick to top LASK 1-0.THAT IS ABSOLUTELY STUNNING 😵Rǎzvan Marin with a free kick GOLAZO for AEK Athens on Matchday 1 of the Champions League!Don't miss the #UCL on @paramountplus 🍿 pic.twitter.com/lnNkhXJwtP— CBS Sports Golazo ⚽️ (@CBSSportsGolazo) September 8, 2026 Aston Villa got first-half goals from John McGinn, Emiliano Buendía and Nicolas Jackson to beat Club Brugge 3-2. McGinn's 11th minute goal earned him the title of the club's all-time leading scorer (12) in UEFA competitions. Unai Emery's side have started the Premier League season without a goal through three matches.2026-27 Champions League scheduleMatchday 1: Sept. 8-10Matchday 2: Oct. 13-14Matchday 3: Oct. 20-21Matchday 4: Nov. 3-4Matchday 5: Nov. 24-25Matchday 6: Dec. 8-9Matchday 7: Jan. 19-20Matchday 8: Jan. 27Knockout phase playoffs: Feb. 16-17 and 23-24Round of 16: March 9-10 and 16-17Quarterfinals: April 6-7 and 13-14Semifinals: April 27-28 and May 4-5Final: June 5 (Madrid)Tuesday's Champions League resultsFT: AEK Athens 1-0 LASKFT: Club Brugge 2-3 Aston VillaFT: Borussia Dortmund 3-2 VillarrealFT: FC Porto 0-2 Manchester CityFT: Lille 2-3 Real BetisFT: Real Madrid 2-1 Inter Milan