'What's the point of VAR?!' - Costa's Spain equaliser splits opinion after Pepe shove

Diego Costa Spain Portugal World Cup
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There was a clear scuffle between the two old enemies in the build-up to Costa's strike, leading to much debate across social media

Was it a foul, or wasn't it? What is the point of VAR? And if a foul is committed on Pepe, does it even count as a foul? 

The above were just some of the questions posed when Diego Costa hit back for Spain to equaliser against Portugal in Friday's World Cup clash. 

Costa went toe-to-toe with his former Madrid derby foe, now at Besiktas, and appeared to shove the veteran defender in the face before shimmying and shooting home to make it 1-1. 

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Opinion was divided on the goal, with some questioning the purpose of a Video Assistant Referee while others saw a perfectly valid goal. 

Take a look at some of the best reactions to Costa's controversial strike and let us know what you think!