What we know so far: Supreme Leader Khamenei killed, as Iran launches retaliatory strikes

The Palace says “recollections may vary” but matters in the TV interview will be addressed privately.

The system will remain in place and locations could be reinstated on the list if cases rise again.

But government scientific advisers also say “light” restrictions could curb infections in England.

Boris Johnson says he will do “whatever is necessary” to protect UK interests as the row continues.

Lawyers for the US president have threatened to sue the corporation for $1bn (£759m).