MADRID, Feb 9 (Reuters) - Rafa Nadal has set up his own company to manage athletes and organise events with his long-term agent Carlos Costa, the world number five announced on Saturday. "Together with his manager, Carlos Costa, Rafa Nadal began a new adventure on Jan. 1 in the world of representing athletes of various sports like tennis, golf and football as well as organising events," Nadal's spokesman said in a brief emailed statement. Spaniard Nadal, who is making his return from a seven-month injury layoff at this week's clay event in Vina del Mar, Chile, was previously represented by ... More...