The Oscars: a Look Back

A look back at how good some past Oscar winners have been, as we look forward to the 91st Oscar ceremony on Sunday in Los Angeles.

And as the standoff in Venezuela continues, we hear from a supporter of Nicolas Maduro.

Joining Julian Worricker to discuss these and other issues are Myriam Francois, Franco-British writer, journalist and film-maker based in London and Sir Venki Ramakrishnan, American-British molecular biologist born in India.

(Image: An Oscar statue at the 91st Oscars Nominees Luncheon in Beverly Hills, California. Credit: Getty Images)