▁gold ▁med als ▁at ▁the ▁ 2 0 0 1 ▁World ▁Youth ▁Championships ▁and ▁the ▁ 2 0 0 2 ▁World ▁Junior ▁Championships . ▁In ▁ 2 0 0 2 ▁he ▁also ▁won ▁a ▁bronze ▁medal ▁in ▁the ▁ 4 ▁× ▁ 1 0 0 ▁metres ▁relay . ▁He ▁also ▁helped ▁win ▁a ▁silver ▁medal ▁in ▁relay ▁at ▁the ▁ 2 0 0 1 ▁World ▁Championships ▁for ▁sen iors . ▁ ▁The ▁ 1 0 0   m ▁at ▁the ▁ 2 0 0 3 ▁World ▁Championships ▁saw ▁him ▁finishing ▁second ▁behind ▁Kim ▁Collins . ▁In ▁addition ▁to ▁the ▁silver ▁medal , ▁he ▁set ▁the ▁junior ▁world ▁record ▁of ▁ 1 0 . 0 1   seconds ▁in ▁the ▁quarter ▁final s ▁stage . ▁He ▁also ▁won ▁a ▁relay ▁silver ▁medal ▁at ▁the ▁ 2 0 0 3 ▁Pan ▁American ▁Games , ▁and ▁an ▁individual ▁gold ▁medal ▁at ▁the ▁ 2 0 0 3 ▁Central ▁American ▁and ▁Car ib bean ▁Championships . ▁ ▁In ▁June ▁ 2 0 0 5 ▁he ▁set ▁a ▁new ▁personal ▁best ▁with ▁ 9 . 9 9 , ▁thus ▁becoming ▁one ▁of ▁the ▁few ▁athlet es ▁to ▁run ▁below ▁ 1 0 ▁seconds . ▁At ▁the ▁ 2 0 0 5 ▁World ▁Championships , ▁Brown ▁was ▁knock ed ▁out ▁in ▁the ▁semi ▁final s ▁with ▁ 1 0 . 1 6 ▁seconds . ▁In ▁the ▁relay ▁event , ▁however , ▁he ▁won ▁a ▁silver ▁medal ▁with ▁the ▁Tr in idad ▁and ▁Tob ago ▁team ▁in ▁a ▁new ▁national