Ka cika wannan jumla: Sa'ad da yake ɗan shekara 11, Brown ya lashe gasar matasa na ƙasar. Ya lashe lambar tagulla a matakin farko a gasar
Gasar zakarun Amurka ta 2009. Ya yi gasa a matakin matasa a gasar zakarun Amurka ta 2010, ya zama na biyu a cikin gajeren shirin, 0.07 a bayan Max Aaron, kuma na biyu ga Joshua Farris a cikin dogon shirin. Matsayin Brown ya kasance mafi girma kuma ya lashe gasar zakarun kasa.