Tough victory for Jannik Sinner over the Japanese Yoshihito Nishioka, number 35 in the ranking.
The blue prevailed in three sets and enters the quarterfinals of the Barcelona Open, Atp 500 on red clay.
Score 6-1, 4-6, 6-3 in over two hours of play.
The blue champion
Tennis: Sinner beats Nishioka, is in the quarterfinals in Barcelona
The blue struggled three sets to prevail over the Japanese
