The contrast could not have been more acute. In Bahrain, Romain Grosjean was sending a video message from his hospital bed thanking those in his sport with the foresight to see that the halo to protect the drivers' cockpit would save lives. That day it had saved his.
Meanwhile, in London, Arsenal's doctors passed David Luiz fit to drive home having received seven stitches in a head wound after a collision that left Raul Jimenez of Wolves with a fractured skull. Luiz was told to call in if he got home and felt unwell.