Sir Martin Sorrell, Chairman and Chief Executive Officer of advertising company WPP, attends Cannes Lions Festival, Cannes France June 23 2017 © ifnm

- Image ID: M9T5NA
Sir Martin Sorrell, Chairman and Chief Executive Officer of advertising company WPP, attends Cannes Lions Festival, Cannes France June 23 2017 © ifnm
Ifnm Press / Alamy Stock Photo
Image ID: M9T5NA