Camilo Ugo Carabelli defeated Alvaro Guillen Meza in the first round of the ATP Challenger event in Sao Leopoldo on clay on 26 March 2024. The Argentine progressed through the early stage of the tournament, though the specific set scores from the match remain unrecorded. Carabelli's victory at this Challenger level continues his efforts to build ranking points and momentum on the South American clay swing, a surface traditionally suited to his game. The result keeps him on course in the Sao Leopoldo draw.