Watch: Cristiano Ronaldo completes his 51st career hat-trick against Spain

Cristiano Ronaldo scored a hat-trick in Portugal's opener clash against Spain on Friday at Fisht Olympic Stadium, Sochi. Ronaldo has scored his 51st career hat-trick (club and country), andalso the 51st hat-trick scored in World Cup history.

Ronaldo sent a warning when the match started as within four minutes of the game, he scored the first goal and gave a 1-0 advantage over arch-rival Spain.

The lead was, however, equalised by Spanish striker Diego Costa in the first half itself.

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Portugal star struck again just before the concluding minutes of the first half and gave a 2-1 advantage to the team before the break.

Costa again scored and equalised to give a relief to the team and then Fernandez Nacho scored a goal in his debut match for Spain and had almost sealed the victory but goal machine Ronaldo had some other plans for Portugal.

Watch the goal here:

In the 88th minute of the game, Pique made a blunder when he pushed Ronaldo in the D area. The foul lead to the foul which granted Portugal a free-kick.

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Ronaldo, making no mistake, curled around the wall and into the corner and showcased an exquisite goal.

After the 3-3 draw, both the teams have settled with one point each and the present scenario has become complicated in the Group B as Iran sits atop with three points after registering a victory against Morocco earlier today.