The Texas Tribune is taking a yearlong look at the issues of border security and immigration, reporting on the reality and rhetoric around these topics. Sign up to get story alerts.Spencer Golvach waited for the green light at a Houston intersection. An undocumented Mexican national — repeatedly thrown out of the country for multiple criminal convictions — pulled up next to him, pointed a pistol at Golvach’s head and pulled the trigger. The killing lit a political firestorm over illegal immigration that has not abated.
