Newport Maine's Cooper Flagg seems to be getting stronger and exuding confidence the deeper the USA U-17 goes in the tournament in Malaga, Spain. On Friday morning, Flagg had a double-double leading the USA in points and rebounds in their 106-80 victory over Serbia in the quarterfinals.

Flagg finished with a game-high 18 points to go along with a game-high 11 rebounds. He also had 4 assists, 3 steals, and 3 blocked shots in 24 minutes. The 24 minutes were the most he had played in any of the 5 games to date.

Through five games, Cooper is now averaging 10 points per game and 9.4 rebounds per game. He is averaging 3 blocked shots per game, 1.4 steals and 2.2 assists per game.

You can see the Quarterfinal game against Serbia below.

The USA U-17 will play Lithuania in the semifinals on Saturday, July 9.

30 famous people you might not know were college athletes

Stacker dug deep to find 30 celebrities who were previously college athletes. There are musicians, politicians, actors, writers, and reality TV stars. For some, an athletic career was a real, promising possibility that ultimately faded away due to injury or an alternate calling. Others scrapped their way onto a team and simply played for fun and the love of the sport. Read on to find out if your favorite actor, singer, or politician once sported a university jersey.