English referee Chris Kavanagh (C) shows a yellow card to VfB Stuttgart's Turkish midfielder #16 Atakan Karazor for a foul on Galatasaray's Gabonese #99 midfielder Mario Lemina (L) during the UEFA Champions League, league phase, Matchday 4, football match between Galatasaray and Stuttgart at Rams Park Stadium in Istanbul on November 3, 2026. (Photo by OZAN KOSE / AFP via Getty Images)