Arsenal's Alessia Russo, centre, and team-mates celebrate following the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Alessia Russo, right, and Arsenal's Lia Walti celebrate following the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Alessia Russo celebrates scoring their side's fourth goal of the game before being ruled out for offside during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Alessia Russo, left, attempts a shot challenged by Real Madrid's Maria Mendez during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Alessia Russo, center hidden, scores their side's third goal of the game during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Mariona Caldentey, right, celebrates scoring their side's second goal of the game during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Katie McCabe and Real Madrid's Athenea del Castillo, right, fight for the ball during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Real Madrid's Sheila Garcia, left, and Arsenal's Frida Maanum battle for the ball during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Alessia Russo, right, attempts a shot on goal during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.

Arsenal's Steph Catley, right, and Real Madrid's Signe Bruun fight for the ball during the Women's Champions League, quarter-final, second leg soccer match between Arsenal and Real Madrid in London.