A young YPJ recruit (in pink) arrives to the training base for her first day in training near Derek City, Syria. The YPJ schedule is demanding and requires discipline – new soldiers in training get about 6 hours of sleep a night and wake up at 4 AM to begin exercising; afterwards, their day consists of a full schedule of drills and classroom lessons. Before joining the YPJ many of the girls had never participated in physical activity or sports before. (Photo by Erin Trieb/NBC News)

Boards stand lined up at the Rocinha Surf Association, ASR, headquarters at Rocinha slum in Rio de Janeiro, Brazil, Thursday, July 2, 2015. ASR has given free lessons to over 2,000 children from Rio's shantytowns in the hopes of keeping the boys, who are mostly in their early teens and a few girls occupied by the sport and off the streets. (Photo by Felipe Dana/AP Photo)

Young girls take ballet lessons at the New Dreams dance studio in the Luz neighborhood known to locals as Cracolandia (Crackland) in Sao Paulo, Brazil, August 14, 2015. For the young girls learning to jump and plie, the dance studio provides a way forward and out of the difficult environment they have grown up in. Brazil is one of the world's highest consuming countries of crack cocaine, and Cracolandia, or “Crack Land”, located in the outskirts of Sao Paulo, is one of the most intense and brutal hubs. (Photo by Nacho Doce/Reuters)

A young fan plays a virtual reality game during the first round of the US Open tennis championships, Monday, August 29, 2022, in New York. (Photo by Julia Nikhinson/AP Photo)

Britain's Emma Raducanu attends a practice session ahead of the Australian Open tennis tournament in Melbourne on January 13, 2022. (Photo by Mike Frey/AFP Photo)

Participants hold flags during a demonstration lesson that is part of an extracurricular military-patriotic program, which involves weapon training, first aid treatment, camping skills and other courses, in Sevastopol, Crimea on May 19, 2023. (Photo by Alexey Pavlishak/Reuters)

Aryna Sabalenka, of Belarus, returns the ball to Magda Linette, of Poland, during the Mutua Madrid Open tennis tournament in Madrid, Friday, April 26, 2024. (Photo by Manu Fernandez/AP Photo)

Two men play golf with a tennis ball as a snowstorm sweeps through Times Square, Tuesday, March 14, 2017, in New York. (Photo by Mark Lennihan/AP Photo)