U.S. House Democrats and General Motors staff at the General Motors Romulus Propulsion Systems plant. May 9, 2026. | Photo by Katherine Dailey/Michigan Advance. Ro Khanna, a Democratic member of the U.S. House from California’s Silicon Valley, spent his Saturday asking staff and union members at the General Motors Romulus Propulsion Systems facility for their ideas on policies to make sure plants like theirs can succeed in Michigan and around th…