An image from a presentaton by Amazon’s Ranju Das shows a demonstration of real-time facial recognition and tracking. Das said the video came from a traffic cam in Orlando, Fla., where police were in a pilot program of Amazon’s Rekognition service.

An image from a presentaton by Amazon’s Ranju Das shows a demonstration of real-time facial recognition and tracking. Das said the video came from a traffic cam in Orlando, Fla., where police were in a pilot program of Amazon’s Rekognition service.