JJ Lehto 's wildly varying performances since returning to the car had convinced team principal Flavio Briatore all was not well with his driver .
Jos Verstappen was recalled to partner Michael Schumacher .
JJ Lehto 's wildly varying performances since returning to the car had convinced team principal Flavio Briatore all was not well with his driver , and Jos Verstappen was recalled to partner Michael Schumacher .