As enforcers of the law, police officers are charged with leading exemplary lives – even as they interact with criminals on a daily basis. Sarah Cortez has spent two decades as a beat cop – a profession she took up after a career climbing the corporate ladder. She joins host us to talk about her personal reflections of what it means to protect and serve, the subject of “Tired, Hungry, Standing in One Spot for Twelve Hours: Essential Cop Essays” (Texas Review Press).