Every time Berzabeth Valdez heads out to work from her mobile home on the outskirts of Houston, it crosses her mind that she might not come back.
Ms. Valdez, 48, is a Mexican immigrant who has been living in Texas for 11 years without legal papers, and so without a driver’s license. For her commute to her job as a restaurant manager, she keeps her taillights in working order and never speeds.
The New York Times