San Martin S.J. suffered a tough 2-0 defeat against Colegiales in the debut of new coach Hernán De Camilo. The match, part of a new round in Primera Nacional, took place at the Libertarios Unidos stadium in Munro. The local team's goals were scored by Facundo Rivero and Nicolás Monserrat, leaving 'El Santo' 11 points behind the category leader. During the first half, the match was very even, with few clear goal opportunities. San Martin S.J.'s best chance came in the 15th minute when Gonzalo Rodríguez assisted Santiago Briñone, but he failed to convert. In the second half, Colegiales capitalized on a mistake by goalkeeper Darío Sand to take the lead. San Martin S.J. tried to respond but could not generate the necessary danger to equalize the match. The situation for the Tucumán team is concerning, and they will need to work hard to turn this around in the upcoming fixtures.