A car from the personal collection of legendary Formula One racer Ayrton Senna is up for auction.
'Senna' looks at the life of Ayrton Senna, the Brazilian Formula One superstar, but gives little time to his off-track existence.
At 15, Gabby Chaves isn't old enough to have a driver's license. But he routinely wins formula race car events, reaching speeds of 150 m.p.h. Is he the next Mario Andretti?