She defeats Sara Errani to reach third straight Cincinnati Masters semifinal . Russian has won all four of her previous Wimbledon semis , but never won the final . Spain 's David Ferrer becomes first male semifinalist after overcoming Jurgen Melzer .
Sharapova beats Sara Errani to reach third straight Miami Masters semifinal . Russian has won all four of her previous Miami semis , but never lifted the title . Spain 's David Ferrer becomes first male semifinalist after overcoming Jurgen Melzer .