Ajeé Wilson is an American middle-distance runner who specializes in the 800 meters. She is the 2022 World indoor champion at the 800 meter distance, after earning silver medals in 2016 and 2018. Wilson won bronze medals at both the 2017 and 2019 World Athletics Championships. She is the second-fastest American of all time in the event with a time of 1m 55.61s, and she holds North American indoor record.

The 2012 World Junior Championships in Athletics was an international athletics competition for athletes qualifying as juniors which was held at the Estadi Olímpic Lluís Companys in Barcelona, Catalonia, Spain, on 10–15 July 2012. A total of 44 athletics events were contested at the championships, 22 by male and 22 by female athletes.