Hovering, gliding drone takes-off and other tech news

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

  • Facebook’s proposed cryptocurrency, Libra, comes under attack at a US Senate hearing

  • New emojis, including a wheelchair user and people with a hearing aid, are revealed

  • A hybrid drone which can hover, glide and takes-off vertically has been developed

See more at Click's website and @BBCClick