UPDATE 3pm: Lleyton Hewitt overcame a strong challenge from Brian Baker to reach the second round at the US Open, while James Duckworth fell in four sets.

Aussies Lleyton Hewitt and James Duckworth will open their US Open campaigns against a pair of Americans on Wednesday at Flushing Meadows.

Australia's James Duckworth has received a wildcard into the main draw of the US Open, beginning Monday 26 August at Flushing Meadows in New York.

Rankings rises for Sam Stosur, Marinko Matosevic, James Duckworth and Sam Groth have capped an impressive week for Aussies in the US hardcourt season.

UPDATE 2:40pm: Australians Bernard Tomic, Marinko Matosevic and James Duckworth were all winners on Tuesday at the ATP Citi Open in Washington DC.

Australian James Duckworth has continued to make impressive gains in 2013, hitting a career-high mark in the latest edition of the ATP rankings.

UPDATE: Aussie Jordan Thompson has won his first professional title in Austria while compatriots John Peers and James Duckworth also enjoyed success last week.

UPDATE: Matthew Ebden and James Duckworth have suffered defeats in the second round of the ATP Claro Open Colombia in Bogota.

UPDATE: Australians Chris Guccione and James Duckworth have joined compatriot Matthew Ebden in the second round of the ATP Claro Open Colombia.

Australians James Duckworth and Matt Ebden have fallen in their opening round matches at the All England Club on Day 2 of Wimbledon Championships.