Roger Federer has had an illustrious career in tennis, filled with elegant play and love from around the world. But on one day in 2009, the 20-time grand slam winner couldn't stop laughing at former CNN Sport correspondent Pedro Pinto's Spanish.
After defeating Norwegian Casper Ruud in four sets to win the US Open title, Spain's 19-year-old Carlos Alcaraz earned his first grand slam title with the win and will become the youngest world No. 1 in the history of the ATP rankings with the victory. CNN's Carolyn Manno speaks to Alcaraz following his big win at the US Open.