SAN JOSÉ DEL CABO, MEXICO - JULY 29: Francisco Cerundolo of Argentina returns a shot to Tristan Boyer of the United States during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Francisco Cerundolo of Argentina serves to Tristan Boyer of the United States during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Francisco Cerundolo of Argentina serves to Tristan Boyer of the United States during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Tristan Boyer of the United States returns a shot to Francisco Cerundolo of Argentina during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Tristan Boyer of the United States returns a shot to Francisco Cerundolo of Argentina during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Tristan Boyer of the United States serves to Francisco Cerundolo of Argentina during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Tristan Boyer of the United States serves to Francisco Cerundolo of Argentina during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)

SAN JOSÉ DEL CABO, MEXICO - JULY 29: Jiri Lehecka of Czechia wipes his face between points while playing Coleman Wong of Hong Kong during the Mifel Tennis Open by Telcel Oppo at the Cabo Sports Complex on July 29, 2026 in San José del Cabo, Mexico. (Photo by Matthew Stockman/Getty Images)