Facebook built a now discontinued internal app, report says between 2015 and 2016, that let employees identify colleagues and friends via facial recognition (Queenie Wong/CNET)

Queenie Wong / CNET:
Facebook built a now discontinued internal app, report says between 2015 and 2016, that let employees identify colleagues and friends via facial recognition  —  The discontinued app could identify employees and their friends who had enabled facial recognition, Facebook said.