RC Lens beat Arsenal in Champions League game 2-1 to top Group B

The 20-year-old, who joined from Montpellier during the close season, fed Adrien Thomasson for the first-half equaliser after Gabriel Jesus's opener, before netting the winner in the 69th minute to send the Bollaert-Delelis stadium wild.

The result put the Ligue 1 side on four points from two games, one ahead of Arsenal who suffered their first defeat in the group stage of the competition in 10 games.

Sevilla are second on two points, one ahead of PSV Eindhoven after the two teams drew 1-1 in the Netherlands.

"The difference between today and PSV (when Arsenal won 4-0) was in the boxes. There were moments in the second half we could have been more efficient. We took a big lesson today," Arsenal coach Mikel Arteta, who had to cope with Bukayo Saka's early injury, told a press conference.

For Lens's first Champions League home game in 21 years, the ground was sold out for the 30th time in a row and the 38,000 crowd were not disappointed as their team continued their return to top form after a mediocre start to the season.

Lens had scored at least once in each of their last 33 home games in all European competitions, starting the run against Arsenal in the group stage of the Champions League in 1998-99, and they extended the streak on Tuesday.

The hosts had the first clear chances early on as Kevin Danso's attempt on the turn went just wide and Thomasson's header was slightly off target. Arsenal, however, were far more clinical, punishing Lens for their first mistake.

Thomasson lost the ball in midfield to Saka, who sent Jesus through and the Brazilian thumped his shot past Brice Samba to put the London side ahead after 14 minutes.

Samba's shot-stopping qualities were then put to the test by Kai Havertz but, just as Arsenal