Coronavirus: Robot dog enforces social distancing in Singapore park

A robot dog is patrolling one of Singapore's parks as part of coronavirus-related trial.
The machine - made by US-based Boston Dynamics - is fitted with a camera to monitor how busy Bishan-Ang Moh Kio Park becomes.
It also carries a loudspeaker to broadcast social-distancing messages.
 https://people.com/pets/robot-dog-patrols-singapore-parks-social-distancing-coronavirus/