Tuesday, April 20th
Spot, a robot with dog-like movements, walks past a dog in Cathedral Square in Erfurt, Germany, Tuesday, April 20, 2021. The security service provider Ciborius, supplier of robotic security solutions with artificial intelligence, presented its artificial employee with high-resolution 360-degree all-round camera, ultra-bright LED light and a light detection system. (Michael Reichel/dpa via AP)