Nikolay Davydenko and Nicolas Massu into quarterfinals at Croatia Open

Nikolay Davydenko defeated Alberto Martin 6-2, 6-3 to reach the quarterfinals at the Croatian Open.

In the quarterfinals, Davydenko will face Simone Bolelli, who beatFabio Fognini 6-3, 6-4.

David Ferrer was upset by Nicolas Massu 4-6, 6-2, 6-4. The Chilean rallied from 4-2 down in the third set to beat the Spaniard after 2 hours and 16 minutes of play. The win was Massu’s first over a top 20 opponent since February 2008.

Massu will next meet Andreas Seppi, who beat Frederico Gil 7-5, 7-6 (5).

Juan Carlos Ferrero made it past Potito Starace with a 1-6, 6-3, 6-2 win and will next meet Maximo Gonzalez, who ousted Oscar Hernandez 6-4, 6-4.