He started racing in karts at an early age .
His parents were motorsport fans and named their son after Jarno Saarinen , the Finnish Grand Prix motorcycle racing champion who was killed at Monza in 1973 .
Jarno Saarinen started racing in karts at an early age .
His parents were motorsport fans and named their son after Jarno Saarinen , the Finnish Grand Prix motorcycle racing champion who was killed at Monza in 1973 .