And , reflecting on previous occasions when United players have been singled out for negative treatment by opposition supporters , the Scot is convinced there is no need to fear the problem turning into a physical one .
Ferguson expects Ronaldo to remain untroubled .
Reflecting on previous occasions when United players have been singled out for negative treatment by opposition supporters , the Scot is convinced there is no need to fear the problem turning into a physical one .
Ferguson expects Ronaldo to remain untroubled .