Roundabout celebrates its 200th edition with a look at the news. After yesterday’s first Coronavirus death in Europe, award-winning science broadcaster and virologist Dr Chris Smith, alias The Naked Scientist, tells Tony Barnfield that the risk of someone in Cambridge catching Covid-19 is “extremely high”. And Matt Webb meets David Lowe, composer of the music for BBC television news, prompting Tony to reflect on some of the best-known signature tunes of all time.