MELBOURNE, Jan 25 (Reuters) - Aryna Sabalenka extended her ‌reign as tiebreak queen to book a fourth successive appearance in the Australian Open quarter-finals before Carlos Alcaraz reached the last ‌eight with a Tommy Paul takedown on Sunday.

Third seed Coco Gauff also advanced to her third quarter-finals in a row ‌with a pulsating 6-1 3-6 6-3 win over crafty Czech Karolina Muchova in a late-afternoon match at Margaret Court Arena.