A woman pays tribute to the memory of Lorenzo Salgado Araujo, who was shot during an encouter with ICE agents in his hometown of Houston. Witnesses are challenging the official government report of justified homicide.

Three men who witnessed a fatal shooting involving federal immigration officers in Houston say no officer was threatened, a lawyer who has spoken with them said.

Lorenzo Salgado Araujo, 52, was fatally shot in Houston on July 7 by a federal immigration agent, sparking protests and outrage in his community.

Lorenzo Salgado Araujo was a 52-year-old Mexican national who worked in construction for more than three decades. The father of three was shot by Immigration and Customs Enforcement agents after they attempted to pull him over.

The builder got up every morning long before dawn, left home to pick up his construction crew and then headed out to work on yet another house somewhere across the sprawl of Houston.

What exactly led up to the fatal shooting by ICE agents of a man in Houston’s East End Tuesday? That's what local lawmakers are demanding to know.

Details emerge after an ICE officer fatally shoots a man in Houston.