This picture taken on July 8, 2015 shows 13-year-old jockey Purevsurengiin Togtokhsuren (R) watching a horse rolling in the dirt after a training session in Khui Doloon Khudag, some 50 kms west of Ulan Bator. Despite being only 13 years old, Togtokhsuren is riding for the fifth time in the national races for Mongolia's summer festival, known as Naadam, lining up against some 170 other child jockeys. (Photo by Johannes Eisele/AFP Photo)

British singer Rita Ora ready to record in the studio in North West London, United Kingdom on October 13, 2020. (Photo by Click News and Media)

A student takes part in Tamil New Year and Vishu celebrations in Chennai on April 13, 2022. (Photo by Arun Sankar/AFP Photo)

Cuban-American singer-songwriter Camila Cabello posts a silly selfie in Miami on June 13, 2022. (Photo by camila_cabello/Instagram)

A retired man (L) looks toward two girls wearing miniskirts, July 13, 1969 in Nice, France. (Photo by AFP Photo)

Rihanna celebrates by flashing the crowd on July 13, 2014 in Rio de Janeiro, Brazil. (Photo by Twitter.com)

Workers clean empty cooking oil containers at a roadside recycling workshop in Kolkata, India, July 13, 2016. (Photo by Rupak De Chowdhuri/Reuters)

Racegoers during Ladies Day at the Grand National Festival at Aintree Racecourse on April 13, 2018 in Liverpool, England. (Photo by Mercury Press)