London's Met Police sign a £3M, four-year deal with Japan's NEC Corporation for Retrospective Facial Recognition, which uses historical data to find suspects (Samuel Woodhams/Wired UK)

Samuel Woodhams / Wired UK:
London's Met Police sign a £3M, four-year deal with Japan's NEC Corporation for Retrospective Facial Recognition, which uses historical data to find suspects  —  The Metropolitan Police is buying a new facial recognition system that will supercharge its surveillance technology capabilities