What's happening: Paris has imposed an overnight curfew. In London, people from different households are banned from meeting indoors. The measures are an attempt to stem the rapid rise in Covid-19 cases across the continent as hospital capacity again becomes a concern.
Stocks in London, Paris, Milan and Frankfurt sold off sharply on Thursday before rebounding Friday. Markets aren't tanking like they did in March, but the quick change in climate still presents a cautionary tale.