Yahoo Sports senior NBA reporter Vincent Goodwill is joined by ESPN senior writer Marc Spears to break down the performances of Cooper Flagg and Dylan Harper. Hear the full conversation on “Good Word with Goodwill” and subscribe on Apple Podcasts,

Flagg scored 31 points and Harper poured in 16 as Harper's San Antonio Spurs claimed a 76-69 victory over Flagg's Dallas Mavericks in an NBA Summer League showdown in Las Vegas. Despite his team being on the losing end, Flagg put on a clinic.

The San Antonio Spurs defeated the Dallas Mavericks, 76-69, in the NBA 2K26 Summer League at Thomas & Mack Center on Saturday.

Cooper Flagg led the Mavericks with a game-high 31 points, four rebounds and one assist, while David Jones-Garcia scored 18 points off the bench for the Spurs. Here are five observations from Saturday’s game:

Cooper Flagg's summer league debut wasn't perfect. But there were flashes of greatness, and at this stage the Mavericks would be wise to let him fail.

LAS VEGAS — He missed 16 of 21 shots, including all five attempts from deep, and airballed his first and final shots. And those who saw his NBA 2K26 Summer League debut still came away with a consensus gut feeling: Cooper Flagg is right on pace to be a problem.

This article was originally published on www.si.com as Cooper Flagg Thinks NBA Summer League Debut Was One of the Worst Games of His Life.

The opening day of the NBA Las Vegas Summer League provided fireworks and the debut of No. 1 overall pick Cooper Flagg, who struggled to find his shot in a dramatic win over the L