 Jo, stay with us. More with Jo Tidy on the way. We'll look at how health care is being affected around the world in a moment or two. First of all, I mentioned Samira Hussain, who's at the airport in Delhi. Let's just hear some of Samira's account of the scenes there. We were in these very long queues, lots of chaos, people jostling, trying to get information. Then we were handed blank boarding cards.