Robot delivers the post and other technology news

BBC Click’s Lara Lewington looks at some of the best technology news stories of the week including:

• UK police ground some of their drones because of a fault that means the devices can fall out of the sky
• Google staff across the world stage a series of walkouts in protest at the company’s treatment of women. Google chief executive Sundar Pichai says: “I am fully committed to making progress on an issue that has persisted for far too long in our society…”
• An autonomous mail delivery robot is tested out in Norway

See more at Click’s website and @BBCClick.