It could all come down to the last match of the season in La Liga as all three leading contenders falter, Real Madrid only managing a 1-1 draw against struggling Real Valladolid on Wednesday evening.
Sergio Ramos, on a bit of a goal spree lately, put Real ahead in the first half but this was cancelled out by a second half strike from Osorio.
Atletico Madrid will win the title if they win their final two matches against Malaga (H) and Barcelona (A) or if Barca lose at Elche and they beat Malaga.
Barcelona will win the title if they win their final two matches against Elche (A) and Atletico (H)
Real Madrid be out of the title race if Atletico beat Malaga on Sunday