Drones aid war on drugs and other technology news

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

  • Facebook apologies for removing several videos posted to its platform by a US right-wing non-profit group
  • Researchers at MIT find a way for submerged submarines to communicate with planes
  • The Colombian government begins using drones to search and destroy illegal fields of coca

See more at Click’s website and @BBCClick.

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