New York Mayor Eric Adams and NYPD Commissioner Keechant Sewell have unveiled three new innovative devices that will aim to increase security in the city's streets. 

The most controversial of the three is known as Digidog or Spot. The four-legged K-9 robot has been designed by Boston Dynamics to be deployed in scenarios considered too dangerous for humans such as construction sites or counterterrorism incidents. 

“If you have a barricaded suspect, if you have someone that’s inside a building that is armed, instead of sending police in there, you send Digidog in there,” Adams said. “So these are smart ways of using good technologies.”

In addition to Digidog, NYPD will trial two other technologies: StarChase and a K-5 autonomous security robot (ASR). The former is a projectile that can attach a GPS-enable device to a car, allowing police forces to track vehicles remotely. 

StarChase is intended to be used to locate ghost cars, cars with stolen plates...