Mezue ahịrịokwu na-esonụ: N'egwuregwu Olimpik nke 2012 na London, Thoman meriri ihe nrite Olimpik mbụ ya, ọlaọcha, na
100 mita n'azụ. N'ikpeazụ, Thoman bịara nke abụọ n'azụ onye America ibe ya Matt Grevers na oge 52.92. O nwetakwara ihe nrite ọla edo na-egwu mmiri n'ụkwụ azụ maka ndị otu US meriri na mmalite nke 4 × 100 mita medley relay.