Nineteen-year-old Joao Fonseca reached the quarter-finals of an ATP Masters 1000 event for the first time with a commanding 6-3, 6-2 victory over Matteo Berrettini in Monte Carlo on Thursday.

Daniil Medvedev suffered a stunning 6-0, 6-0 defeat in just 49 minutes against Matteo Berrettini at the Monte-Carlo Masters on Wednesday.