Boca Juniors shirt sponsor Betsson puts Brazil’s betting ad ban under legal scrutiny at the Maracanã

Boca Juniors took the pitch at the Maracanã on Tuesday night with Betsson on the front of its shirt, and the 3-1 win over Vasco da Gama that sent the Argentine club to the Copa Sudamericana final also turned into a useful stress test for Brazil’s betting advertising rules.