AUCKLAND, NEW ZEALAND - AUGUST 03: Superintendent Richard Chambers talks to the media on August 3, 2015 in Auckland, New Zealand. Police shot dead 21-year-old David Cerven, a Slovakian national on a one-year working visa in New Zealand. Cerven was wanted for three armed robberies in a week, and advanced on Police claiming to have a gun on Sunday night. (Photo by Hannah Peters/Getty Images)
