Under 5.5 corners will hold in the Primera División match between Unión Santa Fe and Sarmiento on August 28, 2026. The game is Matchday 7 of 32 and it will be staged at Estadio 15 de Abril in Santa Fe de la Vera Cruz. Unión’s recent corner average is 5.2 across 18 matches and Sarmiento’s is 3.5 acr…