Argentina's Lionel Messi: a road to glory paved with hardships

Argentina’s Lionel Messi is an idol in his homeland, and often referred to as the greatest football player ever. But his footballing career was far from assured when at 9 years old he was diagnosed with a growth hormone deficiency. Duration: 02:25 May 2, 2014

Thousands of F1 fans mark Senna's death at Imola

Thousands of Formula One fans gathered on Thursday for a commemoration at the Imola circuit -- 20 years to the day after Brazilian champion Ayrton Senna was killed there on the sport's darkest day. Duration: 01:16 May 2, 2014