Results from ATP/WTA Miami Open on Friday (x denotes seed): Men 2nd rd Alexei Popyrin (AUS) bt Reilly Opelka (USA x30) 6-4, 6-2 Dusan Lajovic (SRB x16) bt Ernesto Escobedo (USA) 6-2, 6-3 Taylor Fritz (USA x22) bt Marcos Giron (USA) 6-2, 6-2 James Duckworth (AUS) bt David Goffin (BEL x8) 6-3, 6-1 Women 2nd rd Garbine Muguruza (ESP x12) bt Wang Xinyu (CHN) 6-4, 6-1 Jessica Pegula (USA x29) bt Storm Sanders (AUS) 6-3, 6-4 Elise Mertens (BEL x16) bt Katie Boulter (GBR) 6-4, 6-1 afp