Nico Rosberg gave Formula 1 fans an insider's view of the struggles of his former team-mate Michael Schumacher when he returned to the sport for his Mercedes encore.
Schumacher is regarded by many as the greatest driver F1 has ever seen. His record of seven world titles can be matched only by Lewis Hamilton.
Five of them were won in consecutive seasons with Ferrari at the start of the 2000s, to add to the pair he won with Bennetton a few years earlier.
