All US flights grounded ‘for reasons of safety’, FAA says

The US Federal Aviation Administration has grounded all flights nationwide until further notice, due to what it described as "extraordinary circumstances and for reasons of safety". We hear reaction from an air passenger in Chicago, an aviation analyst, and our North America Editor.

Also on the programme: A day in the life of an professional worker deprived of email by the Microsoft outage. Plus, the DJ and Bond villain Goldie takes us inside his new orchestral project.