Taking to Instagram, Manchester United Cristiano Ronaldo announced the death of his newborn boy.

It is with our deepest sadness we have to announce that our baby boy has passed away

It is the greatest pain that any parents can feel," Ronaldo and Rodriguez said

Only the birth of our baby girl gives us the strength to live this moment with some hope and happiness

We would like to thank the doctors and nurses for all their expert care and support.

"Your pain is our pain, Cristiano," Manchester United tweeted

"Sending love and strength to you and the family at this time."

Real Madrid joins the grief of the whole family and wants to show them all our love and affection."