Bank shares plunge following the collapse of the Silicon Valley Bank

Shares in many American and European banks have plunged after the collapse of the California-based Silicon Valley Bank, with the US and UK governments intervening to keep markets stable. We'll look at what can be done to prevent contagion. Also in the prograamme: Flooding in a small town in Queensland, Australia has brought unexpected danger; and what the big wins at the Oscars mean for Asian representation on the big screen. (Photo shows a destroyed Silicon Valley Bank. Credit: Dado Ruvic/Reuters)