This week, Amazon is facing backlash for selling facial recognition tools to police. The American Civil Liberties Union says the company was powering a government surveillance infrastructure. Amazon says its services can be used for anything from finding lost children to spotting celebrities at the royal wedding to tracking down criminals. Facial recognition is an increasingly powerful tool that’s raising a lot of privacy concerns. And not every company thinks these tools should be sold to every buyer. Marketplace Tech host Molly Wood spoke to Brian Brackeen, CEO of the facial recognition software company Kairos, about why his company’s code of ethics prohibits selling services to governments. (05/24/2018)