Serb drops two games in comfortable win over Brazilian Dutra Silva . ( CNN ) -- Fourth seed David Ferrer through to third round after straight sets win over Dutch qualifier Sijsling . Andy Roddick playing against Bernard Tomic late on .
Serb drops two games in comfortable win over Brazilian Dutra Silva . Fourth seed David Ferrer through to third round after straight sets win over Dutch qualifier Sijsling . Andy Roddick playing against Bernard Tomic late on .