Reigning World Superbike Champion Carlos Checa has been testing Valentino Rossi's aluminium-framed Desmosedici GP12 at Jerez today as the Italian is currently engaged in a rally at Monza.
Checa is with full-time tester Franco Battaini as Nicky Hayden is recovering from scaphoid surgery. Times for both riders were not disclosed by the team today.
