Tennis star, Rafael Nadal has paid tribute to Diego Schwartzman after announcing retirement.. Recall that Schwartzman officially ended his career on Thursday night after a second-round defeat at the Argentina Open.. Read Also: Lookman Re-emerges As Potential Summer Transfer Target For Juventus. The former world No. 8 famously beat Nadal at the 2020 Italian Open and pushed him at the French Open, and the Spaniard was full of praise for his former foe.. The 22-time Major winner shared seven photos of himself with Schwartzman and lauded his career.. “Congrats @dieschwartzman on your great career! You’ve been a great example of fighting and overcoming and I’m glad we shared so many moments on the circuit. Enjoy your next stage!” he wrote.