CA Grau beat CD Comerciantes Unidos 1-0 on August 14, 2026 at Estadio Municipal Ambrosio Maco Arroyo in Piura. The Round 5 Clausura victory came on the same ground where Comerciantes Unidos had beaten Grau 3-1 on March 2, 2026, and Grau used this narrow scoreline to flip the script. Supporters at t…