MADRID: Rafael Nadal broke Steve Johnson's serve three times and advanced to the third round of the Madrid Open by defeating the American 6-4, 6-3 on Wednesday.
Third-seeded Nadal extended his record of wins on clay against American opposition to 10-0 by beating the 25-year-old from Redondo Beach, California in one hour, 14 minutes.
The Spaniard is aiming to extend his streak of winning at least one European ATP World Tour clay court title in the run-up to Roland Garros to 11 consecutive years.
Soccer players Toni Kroos of Real Madrid and Antoine Griezmann of Atletico Madrid were among stars watching the match from the stands.