Hello and welcome to our live coverage from day eight of the Australian Open.

Updated 23/01/2017 at 09:25 GMT

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Highlights

K. Plíšková

D. Saville

PLISKOVA 6-3 6-3 GAVRILOVA: GAME, SET, MATCH! Nervy, nervy game as Pliskova attempts to serve out for the match! Huge cheers erupt as Aussie Gavrilova saves a couple of set points to take it to deuece, but at the third time of asking the Czech takes it!

K. Plíšková

D. Saville

PLISKOVA 6-3 5-2 GAVRILOVA: Both players hold serve but significantly it means Pliskova is one game away from victory. Gavrilova to serve next...

K. Plíšková

D. Saville

PLISKOVA 6-3 4-1 GAVRILOVA: BREAK! That's four games on the spin now for Pliskova and she takes a significant step towards a quater-final spot.

K. Plíšková

D. Saville

PLISKOVA 6-3 1-1 GAVRILOVA: BREAKS! The Australian reponds to going a set down in perfect fashion, breaking Pliskova at the first time of asking.... However, the advantage does not last long. Gavrilova saves two initial break points but after recovering to deuce, Pliskova has another couple of opportunities, and takes it with the second. Back on serve!

K. Plíšková

D. Saville

PLISKOVA 6-3 GAVRILOVA: SET! Well... Pliskova can't quite do it on her own serve as Gavrilova breaks and eeks her way back into the set... But Pliskova reponds in kind and takes the set with the break. Fairly comortable for the Czech.

K. Plíšková

D. Saville

PLISKOVA 5-2 GAVRILOVA:BREAK! Pliskova races to three games without reply to take a 5-2 lead. She then puts Gavrilova under some severe pressure at 30-30 but the Australian at least forces Pliskov to serve out for the set.

K. Plíšková

D. Saville

PLISKOVA 3-1 GAVRILOVA: Strong start to the fourth-round match from Pliskova. The Czech breaks her Australian opponent in the first game before consolidating the break.

J. Brady

M. Lucic-Baroni

JENNIFER BRADY 4-6 2-6 MIRJANA LUCIC-BARONI: Lucic-Baroni makes it through to the quarters. Glorious stuff.

J. Brady

M. Lucic-Baroni

JENNIFER BRADY 4-6 2-5 MIRJANA LUCIC-BARONI: Lucic-Baroni is closing on the quarters – she is just four points from it after securing her third break of the second stanza.

J. Brady

M. Lucic-Baroni

JENNIFER BRADY 4-6 MIRJANA LUCIC-BARONI: Lucic-Baroni serves it out, and she is one set away from the quarters.

J. Brady

M. Lucic-Baroni

JENNIFER BRADY 3-5 MIRJANA LUCIC-BARONI: And Lucic-Baroni consolidates with a love service game. Brady will have to serve to stay in the first set.

J. Brady

M. Lucic-Baroni

JENNIFER BRADY 3-4 MIRJANA LUCIC-BARONI: Lucic-Baroni has been in the ascendancy here and makes the breakthrough with the break.

J. Brady

M. Lucic-Baroni

JENNIFER BRADY 2-2 MIRJANA LUCIC-BARONI: Going with serve right now.

Jennifer Brady and Mirjana Lucic-Baroni are now set to face each other for a spot in the quarters.

E. Makarova

J. Konta

GAME, SET, MATCH: Konta was 4-1 down in that second set but reeled off five games on the bounce to set up a quarter-final date with Serena Williams.

HIGHLIGHTS: Jo Konta eases into the quarters

E. Makarova

J. Konta

EKATERINA MAKAROVA 1-6 4-6 JOHANNA KONTA: Makarova opens with a fine winner as she looks to stay alive and Konta follows up with a double and then a stray backhand to give Makarova three break back points. Konta defends all three with an ace taking her to deuce. Konta takes the match at the second time of asking to make the quarters for the second year on the spin.

E. Makarova

J. Konta

EKATERINA MAKAROVA 1-6 4-5 JOHANNA KONTA: Konta breaks and it is an unforced error from Makarova that seals it – that is her 20th of the match. Konta to serve for a spot in the quarters…