<prompt> Ramba uchinyora ndima ino - Brown, uyo anokwanisawo kumhanya, akahwina menduru yesirivha mumakwikwi epan American Junior Championships muna 2013 mumakwikwi emamita 110 ane zvipingamupinyi  <response>: muMedellin, kuColombia. Akarasikirwa neColombia Juan Carlos Moreno, uyo akagadza rekodhi nyowani yeSouth America Junior pa13.42. Brown akatumidzwa kunzi USA Today All-American Track and Field Team. Pa2013 Texas Kirasi 4A Sangana, akahwina zita rehurumende mumamita zana nemakumi matanhatu nematanhatu 13.63 s, uye akatora wechitatu mumamita zana 10.37 s. Akamhanya mumasekonzi 7.76 mumakwikwi emumunda emamita makumi matanhatu, nguva yakakurumidza munyika muna 2013. Akamhanya PR yemasekonzi 13.38 mumakwikwi e110m zvipingamupinyi pa2013 Texas Relays, nguva yepamusoro muU.S. muna 2013. Akakunda 110m zvipingamupinyi pa 2013 USATF National Junior Olympics 13.88 s uye USATF Junior Nationals 13.69 s. Akanyorawo nguva yake yakanakisisa yemasekondi 37.32 mumakumbo e300m pa2012 Texas Class 4A Meet, kwaakaisa kutanga. 