Barcelona kept alive their hopes of winning La Liga with a victory over Espanyol at the Nou Camp that also relegated the visitors.
Both sides had a player sent off early in the second half after video assistant referee reviews.
Barcelona youngster Ansu Fati was dismissed for a foul on Fernando Calero before Pol Lozano was red-carded for a dangerous tackle.
Luis Suarez then smashed home a loose ball to secure the three points.
The win means Barcelona are a point behind leaders Real Madrid.