A Raspberry Pi robot with emotions and other tech news

BBC Click's Paul Carter looks at some of the best of the week's technology news stories including:

  • Twitter adds a fact-check link to one of US President Donald Trump’s posts. Mr Trump responded by threatening-to "close down" social media platforms

  • An algorithm which could help with search and rescue operations at sea is developed

  • A Raspberry Pi computer, powered by Google Assistant, which can detect and show emotions is created

See more at Click's website and @BBCClick