yle ▁at ▁the ▁ 2 0 1 2 ▁Summer ▁Par al ym p ics ▁in ▁London . ▁At ▁the ▁Pan ▁Pacific ▁Para - Sw imming ▁Championships ▁in ▁ 2 0 1 4 , ▁Silver man ▁broke ▁the ▁S 1 0 ▁world ▁record ▁in ▁the ▁event , ▁with ▁a ▁time ▁of ▁ 4 : 0 3 . 5 7 ▁, ▁Silver man ▁also ▁holds ▁para - sw imming ▁world ▁records ▁in ▁the ▁ 8 0 0   m ▁and ▁ 1 5 0 0   m ▁fre est yle ▁and ▁the ▁ 4 0 0   m ▁Ind ividual ▁Med ley . ▁ ▁Silver man ▁now ▁sw ims ▁at ▁NCAA ▁Division ▁I ▁college ▁University ▁of ▁Southern ▁California . ▁ ▁Silver man ▁did ▁not ▁comp ete ▁at ▁the ▁ 2 0 1 5 ▁IP C ▁Sw imming ▁World ▁Championships , ▁after ▁a ▁classification ▁review ▁de emed ▁him ▁not ▁imp a ired ▁enough ▁to ▁comp ete ▁in ▁his ▁preferred ▁events . ▁ ▁References ▁ ▁Category : Par al ym pic ▁sw imm ers ▁of ▁the ▁United ▁States ▁Category : Par al ym pic ▁gold ▁medal ists ▁for ▁the ▁United ▁States ▁Category : Sw imm ers ▁at ▁the ▁ 2 0 1 2 ▁Summer ▁Par al ym p ics ▁Category : L iving ▁people ▁Category : Med al ists ▁at ▁the ▁ 2 0 1 2 ▁Summer ▁Par al ym p ics ▁Category : US C ▁Tro j ans ▁men ' s ▁sw imm ers ▁Category : World ▁record ▁hold ers ▁in ▁par al ym pic ▁sw