Were Liverpool fans wrong to boo National Anthem?

Were the Liverpool fans wrong to boo the National Anthem? Piers Morgan called them 'pathetic', - Chris disagrees. <br /><hr><p style='color:grey; font-size:0.75em;'> Hosted on Acast. See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for more information.</p>