William and Harry speak candidly for a documentary marking the 20th anniversary of her death.
Rashan Jermaine Charles was taken ill after "trying to swallow an object" in a shop in east London, police say.
Presenters Clare Balding, Victoria Derbyshire and Emily Maitlis sign an open letter, saying "act now".
What do past contestants think about a new Generation Game?
How one man's first experience with a drone left him badly hurt
Why flight attendants don't like you ordering Diet Coke
But is this Britain's least loved great sportsman?
Rugby ref reveals ongoing bulimia battle
Six British accents that bombed in films