Rodolfo Bollero of Argentina rides his Yamaha bike at the symbolic start of the third South American edition of the Dakar Rally in Buenos Aires January 1, 2011. Bollero suffered injures on his left hand and in his back on Tuesday January 4 when he felt from his bike during the third stage between San Miguel de Tucuman and San Salvador de Jujuy the Dakar Rally organization said. Picture taken January 1, 2011. REUTERS/Enrique Marcarian (ARGENTINA - Tags: SPORT MOTOR RACING)