Is the UK prepared?

The UK's National Preparedness Commissioner tells us we're all blissfully unaware of the scale of some of the threats we face. We ask a minister if the government, and all of us, are prepared. Plus, we speak to Tammy Rodriguez, who blames social media for her young daughter's suicide, after Meta paid $18bn to settle with US states who claimed its websites harm children. With Paddy O'Connell.