Back row (L to R): Mark Smith (GBR) Caterham Technical DIrector, Paul Hembery (GBR) Pirelli Motorsport Director and Pierre Wache, Sauber Head of Vehicle Performance.
Front row (L to R): Giorgio Ascanelli (ITA) Scuderia Toro Rosso Technical Director, Adrian Newey (GBR) Red Bull Racing Chief Technical Officer and Sam Michael (AUS) McLaren Sporting Director.
Formula One World Championship, Rd5, Spanish Grand Prix, Practice, Barcelona, Spain, Friday 11 May 2012.