Sharapova beats Sara Errani to reach third straight Miami Masters semifinal . ` I used my chances right away in the second set and took that momentum . The Russian will play either American Madison Keys or Australian Samantha Stosur in the semifinals on Sunday. Spain 's David Ferrer becomes first male semifinalist after overcoming Jurgen Melzer .
Sharapova beats Sara Errani to reach third straight Miami Masters semifinal . The Russian will play either American Madison Keys or Australian Samantha Stosur in the semifinals on Sunday. Spain 's David Ferrer becomes first male semifinalist after overcoming Jurgen Melzer .