Countdown to 2013 Formula One season: 21 days
F1 world champion Niki Lauda is 64 today.
Ferrari race engineer Andrea Stella is 42 today.
Former F2 driver Plamen Kralev is 40.
Young German driver Johannes Theobald is 26.
Bamboo have signed Roberto la Rocca to their GP3 team for 2013.
Carlos Sainz jr was again the fastest driver in GP3 testing, set in the afternoon session. David Fumanelli was fastest in the morning.
Nick Cassidy will replace Tio Ellinas at Manor for the final day of GP3 testing.
Carlin have announced a four-driver lineup for FIA European F3: Harry Tinknell, Nicolas Latifi, Jann Mardenborough and Jordan King.
Fernando Alonso was fastest in F1 testing yesterday.
F1 testing at Barcelona.
GP3 testing at Estoril.
Formula Renault 3.5 testing at Aragon.