This RKO-Pathé Screenliner short highlights the work of the Pinkerton National Detective Agency, the USA's oldest private detective company. The title "We Never Sleep" is part of the Pinkert... Read allThis RKO-Pathé Screenliner short highlights the work of the Pinkerton National Detective Agency, the USA's oldest private detective company. The title "We Never Sleep" is part of the Pinkerton company's logo.This RKO-Pathé Screenliner short highlights the work of the Pinkerton National Detective Agency, the USA's oldest private detective company. The title "We Never Sleep" is part of the Pinkerton company's logo.