Rio Open: Fonseca earns first win of the season, Berrettini prevails in opener (Image Source: IANS)
Tomas Barrios Vera: Local hero Joao Fonseca earned his first win of the season at the Rio Open with a 7-6(1), 6-1 win over countryman Thiago Monteiro in the opening round.
Fonseca delivered a dominant serving display. He fired seven aces, including two in a clutch opening set tie-break, and won 84 per cent (36/43) of his first-serve points, according to ATP Stats.
The 19-year-old claimed the win in one hour and 24 minutes, during which he did not face a break point. He will face Ignacio Buse in the next round.