17:51 CET - Switzerland have taken the mixed doubles rubber to win their tie against Italy 2-1 at the United Cup in Australia, and that assures them of progression to the quarter-finals.
Belinda Bencic and Jakub Paul defeated Sara Errani and Andrea Vavassori 7-5, 6-4, 10-7 to get the job done for the Swiss, after Bencic had won her singles rubber.
That's all from us today on the Tennis Tracker, but be sure to tune in again tomorrow as the action continues down under and in Hong Kong.
15:32 CET - Italy are back on level terms in their United Cup tie with Switzerland after Flavio Cobolli battled through a three-hour epic to defeat Stan Wawrinka, 6-4, 6-7(2), 7-6(4).
Meanwhile, in Brisbane, Nick Kyrgios and Thanasi Kokkinakis have reprised their triumphant Australian Open partnership by winning their opening match against Matthew Ebden and Rajeev Ram, 5-7, 6-4, 10-8.
12:30 CET - Switzerland are off to a flying start in their United Cup tie with Italy after Belinda Bencic produced a mightily impressive performance to see off Jasmine Paolini 6-4, 6-3.
11:47 CET - Felix Auger-Aliassime has beaten China's Zhizhen Zhang in straight sets, 6-4, 6-4, to give Canada an unassailable 2-0 lead in their United Cup tie.
Elsewhere, Learner Tien is through in Brisbane after a hard-fought 7-6(4), 6-3 triumph over Camilo Ugo Carabelli.
09:56 CET - Canada have taken a 1-0 lead in their United Cup tie against China, with Victoria Mboko coming from a set down to defeat Lin Zhu 2-6, 6-2, 6-0.
09:19 CET - Frances Tiafoe is the first man through at the Brisbane International after a routine 6-2, 6-2 win over Aleksandar Vukic, while Marie Bouzkova has seen off Jaqueline Cristian in straight sets, 6-4, 6-3.
07:30 CET - Good morning and welcome to our first Tennis Tracker of the year as we bring you all the latest scores and updates from the United Cup and Brisbane International!
There's been plenty of overnight action down under, with Alexander Zverev and Naomi Osaka securing wins over Tallon Griekspoor and Katie Swan, respectively, at the United Cup.
Meanwhile, in Brisbane, former Australian Open champion Sofia Kenin is through to the second round after a battling 6-4, 4-6, 6-3 victory over Elena Gabriela Ruse.
McCartney Kessler, Anastasia Potapova and Ajla Tomljanovic have also made winning starts at the WTA 500 event.
Keep track of the full United Cup, Brisbane (ATP) and Brisbane (WTA) schedules via the links.
