South American football updates: new signings, match suspensions, retirements and injuries

Universidad de Chile announced the signing of Argentine winger Gonzalo Reyna, who arrived on loan from Racing after a spell at Uruguay's Boston River. The club highlighted his speed and experience in international competition.

In Chile, heavy rainfall has damaged synthetic pitches, prompting officials to consider suspending the upcoming Unión La Calera vs Everton match and the Coquimbo Unido vs Universidad de Concepción fixture.

Veteran midfielder Marcelo Díaz of Universidad de Chile is reportedly evaluating retirement at the end of the year due to persistent physical problems.

In Peru, former Universitario forward Jean Deza publicly accused sporting director Álvaro Barco of acting as a "mercenary" for the club's recent transfer decisions.

Boca Juniors will miss forward Carlos Palacios, who suffers a muscle issue, and right‑back Leandro Lozano, who was injured in training, ahead of their Copa Sudamericana clash with O'Higgins.