dr simone krummaker, senior lecturer in insurance and course director for insurance and risk managementss business school joins me now. we will talk through the logistics. welcome, simone, to business briefing. for companies such as microsoft and other big names, those based in mainland china and elsewhere in the region, this is a logistical nightmare, isn't it? yes, it is. forthem it logistical nightmare, isn't it? yes, it is. for them it is very much about containing the effects of this crisis in terms of their own stuff but also in terms of how the supplier network, the global supply chain network can be managed if there might be a shortage or a problem along these global supply chains. some companies are starting to estimate what this will mean in terms of a dent in their profits. apple warning earlier this week about what a good mentor their manufacturing but also closure of the retail stores. to what extent a re of the retail stores. to what extent are businesses enjoyed against this happening? business interruption usually only comes into play if we have a physical loss like a fi