World number two Naomi Osaka's 23-match winning run came to an abrupt end as she lost 6-0 6-4 to Maria Sakkari in the Miami Open quarter-finals.
Japan's Osaka was stunned by the Greek 23rd seed's aggressive start, making 12 unforced errors and not landing one winner in a 21-minute opening set.
But Sakkari, from 4-1 down, broke twice to win five games in a row for victory.
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