Boca Juniors vs Fluminense in Copa Libertadores Final Amid Crowd Violence; Potential First Win for Fluminense, Seventh for Boca

Violence mars build-up to match as three men arrested after beach brawl; Fluminense faces Boca Juniors at Rio de Janeiro's iconic Maracana stadium, aiming to become the 26th team to secure the coveted prize while preventing Boca from equalling city rivals Independiente's record by securing seventh title.