Prostejov, Czech Republic, 9 August 2013 | tennis.com.au

Australia’s boys’ team on Thursday lost in the semifinals to the United States, thus ending its bid for the title at the World Junior Tennis Finals in the Czech Republic.

Alex De Minaur put up a good fight before falling to American Patrick Kypson 6-2 2-6 6-3, and the United States soon sealed victory when Gianni Ross defeated Australia’s Alexei Popyrin 6-3 6-0 in the second singles rubber.

The doubles rubber was not contested.

> see semifinal results on Day 4

The United States advance to the final where it will take on Russia, a 2-0 victor over France in the other semifinal.

Meanwhile, Australia’s girls team enjoyed a win over Romania in the play-off for fifth to eighth place at the ITF 14-and-under teams competition.

Jaimee Fourlis started the Aussies off on a good note with a comprehensive 6-3 6-0 victory over Iona Guna, until scores were levelled when compatriot Destanee Aiava fell to Andreea Rosca 7-5 6-4.

Yet Aiava rebounded strongly in the live doubles rubber, combining with Fourlis to beat Guna and Rosca 6-2 6-2.

Australia will next face India in the play-off for fifth position, after India defeated South Africa two rubbers to zero.

> view the Day 5 play-off schedule