ASCUNCION, Paraguay, Aug. 11 (UPI) -- The ASU2025 Junior Pan American Games are underway in Paraguay's capital, bringing together about 4,000 athletes from 41 countries for the largest multi-sport event ever held in the country. The competition runs through Aug. 23. Athletes aged 14 to 23 are competing in 28 sports and more than 330 medal events, according to Panam Sports. Core disciplines include athletics, swimming, diving, artistic swimming, gymnastics, cycling, judo, karate, wrestling,