Italian chocolate tycoon Pietro Ferrero, the joint chief executive of the group that owns Nutella and Ferrero Rocher, has died in a cycling accident in South Africa, a company spokesman said.Mr Ferrero, who was 47, fell from his bicycle during a regular riding session, probably because he was taken ill, while on a business trip in South Africa, the spokesman said, voicing the group's "deep dismay". Ferrero had co-run the sweets company with his younger brother Giovanni since 1997. Their 85-year-old father Michele, who turned the firm into a global leader of the confectionery industry after taking over in 1957,...