Barcelona Open: Khachanov sees off fifth seed Roberto Bautista

The 19-year-old lost the second set after serving for the match but did not let it affect him and pulled off a 6-2, 6-7 (4/7), 6-3 victory over the fifth seed.

It was a bad day in the office for fifth seeded Spanish player Roberto Bautista Agut.   -  R. Ragu (File Photo)

Russian teenager Karen Khachanov secured the biggest victory of his career to knock out Roberto Bautista Agut and reach the third round of the Barcelona Open.

The 19-year-old lost the second set after serving for the match but did not let it affect him and pulled off a 6-2, 6-7 (4/7), 6-3 victory over the fifth seed.

Khachanov, ranked 138, will meet 11th seed Alexandr Dolgopolov, who saved a match point in a 4-6, 7-6 (11/9), 6-4 win over Evgeny Donskoy.

Sixth seed Benoit Paire and 13th seed Jeremy Chardy are also through to the third round after straight-sets victories over Teymuraz Gabashvili and Victor Estrella Burgos respectively.

Marcel Granollers will play Monte-Carlo champion Rafael Nadal in the second round after a 6-4, 6-3 victory over Daniel Munoz de la Nava.

Former top-10 player Ernests Gulbis, now ranked 83rd, suffered his fifth opening-round loss of the season, going down 5-7, 6-4, 6-1 to Marton Fucsovics.