Results from the ATP Barcelona Open on Friday (x denotes seeding): Quarter-finals Rafael Nadal (ESP x1) bt Cameron Norrie (GBR) 6-1, 6-4 Pablo Carreno Busta (ESP x6) bt Diego Schwartzman (ARG x4) 6-4, 3-6, 7-5 Jannik Sinner (ITA x11) bt Andrey Rublev (RUS x3) 6-2, 7-6 (8/6) Stefanos Tsitsipas (GRE x2) bt Felix Auger-Aliassime (CAN x10) 6-3, 6-3 afp