(1) Lleyton Hewitt (Aus) bt Julian Knowle (Aut) 6-2 6-1 6-3

Australia's Lleyton Hewitt blasts Austrian Julian Knowle away to notch a comfortable straight sets win

Andre Sa (Bra) bt Flavio Saretta (Bra) 2-6 6-4 6-3 1-6 6-1

This all-Brazilian affair is highly competitive, as Andre Sa overcomes Flavio Saretta in a five-set tussle

Feliciano Lopez (Spa) bt (17) Rainer Schuettler (Ger) 3-6 7-6 (9-7) 6-4 6-4

An excellent backhand game gives Spain's Feliciano Lopez the edge over Germany's Rainer Schuettler

Michel Kratochvil (Swi) bt Radek Stepanek (Cze) 6-2 6-3 6-3

Switzerland's Michel Kratochvil has little trouble dispatching opponent Radek Stepanek in straight sets

Mikhail Youzhny (Rus) bt (16) Nicolas Escude (Fra) 6-2 1-6 6-3 6-3

Mikhail Youzhny goes into the fourth round for the second year in a row with an impressive display

16th seed Nicolas Escude is unconvincing in his four-set defeat by the unseeded Mikhail Youzhny