The NYPD is using drones to patrol the streets. How long until those drones are weaponized?

Sheriff killed by friendly fire in the Thousand Oaks mass shooting. Is the California Highway Patrol using armor piercing bullets?

https://abc7.com/4853702/

https://www.zerohedge.com/news/2018-12-05/fail-nypd-will-monitor-nyc-fleet-chinese-made-drones