Mezue ahịrịokwu na-esonụ: Mgbe ọ rụchara ọrụ nwa oge dịka onye ndụmọdụ na mkpọsa onyeisiala nke Senator John Kerry na 2004, Lu malitere ịrụ ọrụ maka Barack Obama na 2005 na ụlọ ọrụ Senate US ya, ebe Lu jere ozi dị ka onye nduzi iwu na onye isi ndị ọrụ. Ịgbaso ihe ịga nke ọma Obama
N'afọ 2008, mgbe ọ na-azọ ọkwa onyeisiala, a họpụtara Lu ka ọ bụrụ onye isi oche nke Obama-Biden Transition Project. Mgbe Obama họpụtara Lu dịka odeakwụkwọ ụlọ ọrụ, "The New York Times" kọwara ya dịka "otu n'ime ndị Asia America kachasị elu na nchịkwa Obama".