Gustavo Arellano reports from California's ground zero of President Trump's deportation crackdown. The Los Angeles Times columnist explains why many Latino voters who supported Trump now feel betrayed, how Southern California's "suburban apathy" toward immigration raids contrasts with Chicago's whistle-led resistance, and how the dynamics of 1994's the anti-immigrant Proposition 187 — which radicalized a generation of California Latinos — have echoed in current debates over immigration.