Horacio Zeballos beats Juan Martin del Potro 6-4, 6-4 at the Miami Open tennis tournament on Key Biscayne, Friday, March 25, 2016. Zeballos did not qualify to play in the tournament but was brought in after Roger Federer dropped out with an illness.
Horacio Zeballos beats Juan Martin del Potro 6-4, 6-4 at the Miami Open tennis tournament on Key Biscayne, Friday, March 25, 2016. Zeballos did not qualify to play in the tournament but was brought in after Roger Federer dropped out with an illness. Emily Michot emichot@miamiheraldstaff
Horacio Zeballos beats Juan Martin del Potro 6-4, 6-4 at the Miami Open tennis tournament on Key Biscayne, Friday, March 25, 2016. Zeballos did not qualify to play in the tournament but was brought in after Roger Federer dropped out with an illness. Emily Michot emichot@miamiheraldstaff