Cameron Norrie beat Taylor Fritz in three sets to take Great Britain 1-1 in their United Cup play-off against the United States.
Britain’s number one Norrie won 6-4 5-7 6-4 in the Sydney City final after teammate Katie Swan earlier lost 2-6 6-3 6-4 to American Madison Keys .
Harriet Dart will face world number three Jessica Pegula in the next singles match.
This is one of three city finals taking place across Australia, which serves as a play-off for the semi-finals.
The winners of the Sydney, Perth and Brisbane City finals will progress, as will the runners-up with the best record.
GB – led by Tim Henman – are the surprises of the first mixed teams United Cup, having stunned Australia and Rafael Nadal’s Spain in the group stage.
Elsewhere, Jack Draper is kicked out of the Adelaide International after being beaten in straight sets by Karen Khachanov.
The eighth seed won 6-4 6-2 and will face the third seed and fellow Russian Daniil Medvedev in the quarter-finals.
