 He made his first appearance on the world stage at the 2001 IAAF World Youth Championships in Debrecen , Hungary . Running in the 200 m event , he failed to qualify for the finals , but he still set a new personal best of 21 @.@ 73 s . Bolt still did not take athletics or himself too seriously , however , and he took his mischievousness to new heights by hiding in the back of a van when he was supposed to be preparing for the 200 m finals at the CARIFTA Trials . He was detained by the police for his practical joke , and there was an outcry from the local community , which blamed coach McNeil for the incident . However , the controversy subsided , and both McNeil and Bolt went to the CARIFTA Games , where Bolt set championship records in the 200 m and 400 m with times of 21 @.@ 12 s and 47 @.@ 33 s , respectively . He continued to set records with 20 @.@ 61 s and 47 @.@ 12 s finishes at the Central American and Caribbean Junior Championships . 
