Carlos Alcaraz exploded at the umpire during his 6-1, 6-4 win over Luca Nardi after he refused to do as the umpire asked. The 22-year-old eased his way into the last-16 on Wednesday, but the victory was marred by the altercation in the first set. The Spaniard risks a fine for not covering the logo on his bottle | ReutersThe Spaniard won 13 of the first 14 points in the first set and wrapped up the first set in under half an hour. The second set wasn’t as straightforward for the tennis star as he trailed 4-2, he would go on to win four sets in succession and power his way past Nardi. LATEST SPORTS NEWS: Alcaraz refused to dwell on the argument after the game, instead choosing to focus on his performance: He said, “I think this match was the best so far for me in this tournament.Carlos Alcaraz eased his way in the quarter-finals | Reuters”At the beginning for the tournament, I just really wanted to get better every day, after every practice and every match. I think I’m doing it, which I’m really proud about. I’m just happy with the way I felt the ball today.”Alcaraz will go on to face ninth-seed Andrey Rublev in the quarter-finals as he looks to add another trophy to his collection.