Norway's Casper Ruud serves to Argentina's Juan Manuel Cerundolo during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Damien MEYER / AFP via Getty Images)

Argentina's Juan Manuel Cerundolo serves to Norway's Casper Ruud during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Damien MEYER / AFP via Getty Images)

Norway's Casper Ruud serves to Argentina's Juan Manuel Cerundolo during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Damien MEYER / AFP via Getty Images)

Norway's Casper Ruud plays a backhand return to Argentina's Juan Manuel Cerundolo during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)

Norway's Casper Ruud plays a forehand return to Argentina's Juan Manuel Cerundolo during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)

Argentina's Juan Manuel Cerundolo reacts to a point against Norway's Casper Ruud during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)

Argentina's Juan Manuel Cerundolo plays a backhand return to Norway's Casper Ruud during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)

Argentina's Juan Manuel Cerundolo plays a backhand return to Norway's Casper Ruud during their men's singles match on day one of the Paris ATP Masters 1000 tennis tournament at the Plenitude Arena in Nanterre, on the outskirts of Paris, on November 2, 2026. (Photo by Dimitar DILKOFF / AFP via Getty Images)