TURIN, Italy — Carlos Alcaraz struggled with a stomach issue and looked far from the player who won two Grand Slams this year in losing to Casper Ruud 6-1, 7-5 at the ATP Finals.

Shaboury for updates as Carlos Alcaraz and Casper Ruud open this year’s John Newcombe Group at the ATP Finals in Turin.   14:31 *Alcaraz 1-6, 5-6 Ruud (*denotes server) The Spaniard hits a pacy first serve and the crowd cheers him on but he then attempts another drop shot,

Casper Ruud stunned an out-of-sorts Carlos Alcaraz to begin his ATP Finals campaign with a straight-set victory in Turin .