Patrick Vieira warned Crystal Palace they will have to improve if they want to reach Wembley after they were made to work hard to beat Stoke 2-1 in the FA Cup fifth round.
Jairo Riedewald struck the winner with eight minutes left at a rain-soaked Selhurst Park after Stoke’s Josh Tymon had cancelled out Cheikhou Kouyate’s 53rd-minute opener.
