Cristiano Ronaldo's sister has slammed Erik ten Hag's decision to substitute the Manchester United legend against Newcastle.Ronaldo, 37, was hooked off in the 72nd minute of the Premier League clash on Sunday (October 16), despite United still searching for a goal in the 0-0 draw. He made his frustrations known, shaking his head after his number went up and muttering to himself as he trudged off.And now his sister Elma Aveiro has let Ten Hag know her thoughts on the matter.