Russias Andrey Rublev continued his hot streak by winning his 22nd consecutive ATP 500 tour match against American Taylor Fritz at the Dubai Championships. . . Rublev, chasing his fifth consecutive title in the high-quality ATP 500 events, cruised to a 6-3 6-1 win against Fritz on Wednesday and next faces Marton Fucsovics after the Hungarian ousted Serbian 11th seed Dusan Lajovic 6-1 4-6 6-4. . . Russian second seed Rublev won in Rotterdam two weeks ago and also claimed titles at his final three ATP 500 tournament appearances in 2020, in Hamburg, St Petersburg and Vienna. . Italian 19-year-old Jannik Sinner continued his rise, claiming a notable scalp by beating Spains fourth seed Roberto Bautista Agut 6-4 3-6 7-5. . . Sinner, the youngest player in the ATPs top 100, came through in two hours and 25 minutes to set up a last-eight encounter with Aslan Karatsev. . . Russian Karatsev, the surprise semi-finalist at last months Australian Open, reached his first ATP 500 quarter-final by beating 17th seed Lorenzo Sonego 3-6 6-3 6-4 in another tough three-setter. . . Canadas third seed Denis Shapovalov will play Frenchman Jeremy Chardy in his quarter-final after beating Hubert Hurkacz 6-4 6-3. . . Chardy, world No. 53, lost a first-set tiebreak to Karen Khachanov but hit back to beat the eighth seed 6-7 3-7 6-4 6-4. . . Kei Nishikori beat Aljaz Bedene 6-4 6-4 and faces South African qualifier Lloyd Harris, who defeated Serbias Filip Krajinovic 7-6 7-5 6-4.