Russia’s Daniil Medvedev is 2 wins away from regaining the boys’s world primary spot after reaching the Miami Open final 16.
The US Open champion secured a 6-3 6-4 win over Spain’s Pedro Martinez.
Poland’s Iga Swiatek, who will change into the brand new girls’s world primary after Ash Barty’s retirement, earned her 14th straight win by beating Coco Gauff.
Japan’s Naomi Osaka additionally reached the quarter-finals with victory towards American Alison Riske.
Last month, Medvedev ended Novak Djokovic’s long term on the high of the rankings earlier than the Serb moved again forward.
But with Djokovic absent in Miami, the 26-year-old Russian will take over once more if he reaches the semi-finals.
“I feel basically I performed not so dangerous, they’re actually sluggish courts right here so enjoying towards a Spaniard shouldn’t be straightforward,” mentioned Medvedev, who has not reached the Miami semi-finals in his earlier three main-draw appearances.
“I felt like we had numerous rallies the place he was bringing the tempo down within the level and I could not do a lot.
“I attempted to serve effectively, preserve constant and make much less errors in a very powerful factors.”
Medvedev will subsequent play American world quantity 39 Jenson Brooksby, who beat Spain’s Roberto Bautista Agut.
British primary Cameron Norrie, seeded tenth and the nation’s ultimate consultant within the draw, will face sixth seed Casper Ruud of Norway within the final 16 on Tuesday.
Indian Wells champion Swiatek, 20, continued her quest to finish a uncommon ‘Sunshine Double’ – victory in each of the back-to-back tournaments within the United States – with a assured 6-3 6-1 win over 18-year-old American Gauff.
Four-time main champion Osaka, 24, has dropped to 77th within the rankings however, on her favoured exhausting court docket floor, confirmed additional indicators of great enchancment in a 6-3 6-4 win over Riske.
Next she is going to face American ninth seed Danielle Collins, who gained 6-2 6-4 towards Tunisia’s Ons Jabeur.
