Four Corners investigates the secret tactics used by global chemical giant Monsanto to protect its billion-dollar business and its star product, the weed killer, Roundup.
Read more here: https://ab.co/2C0kyTD
For more from ABC News, click here: http://www.abc.net.au/news/
Follow us on Twitter: http://twitter.com/abcnews Like us on Facebook: http://facebook.com/abcnews.au Subscribe to us on YouTube: http://ab.co/1svxLVE Follow us on Instagram: http://instagram.com/abcnews_au