In an exclusive interview, Sally Susman, a pioneer in corporate comms, recounts finding out that Pfizer's COVID-19 vaccine was viable.

The case centred on elusive exchanges between von der Leyen and Albert Bourla, chief executive of Pfizer -- which was chosen by the bloc as its main vaccine supplier at the height of the pandemic.

A top court on Wednesday ruled that the European Commission had failed the transparency test by declining to release text messages sent by Ursula von der Leyen to the head of Pfizer as the bloc ...