Prince William ‘worried’ about ‘caged lion’ King Charles as his frustration grows during cancer treatment

PRINCE William is worried about Prince Charles as he returns to public duties amid his cancer treatment, a pal has claimed.

In personal letters, Charles told friends about his frustration as he fights the disease. 

King Charles was all smiles at the Windsor Horse Show this week Pals say William is worried about his dad Charles returned to royal duties this week

Charles returned to public duties this week after asking aides to “supercharge his diary”.

But...