He stayed at Red Bull for 2006 , whilst Liuzzi moved to the Red Bull junior team , Scuderia Toro Rosso .
In an unusual arrangement , Klien shared a race seat with Italian Vitantonio Liuzzi .
Klien stayed at Red Bull for 2006 , whilst Vitantonio Liuzzi moved to the Red Bull junior team , Scuderia Toro Rosso .
In an unusual arrangement , Klien shared a race seat with Italian Vitantonio Liuzzi .