The 22-year-old Spaniard, who arrived in Paris having lost his 33-match winning streak on clay to Roger Federer in Madrid, did not appear to be moving as well as he usually does on the red dirt and he was given a thorough workout by Daniel.

BBC: Nadal & Federer through in Paris

Bill Ackman delivered a thorough case for shorting Herbalife in December, and now fellow hedge fund superstar Daniel Loeb is taking the opposite side of that bet.

FORBES: Hedge Funds Fight Over Herbalife: Loeb Calls Ackman's Short Thesis 'Preposterous'