Coffee growers' strike in Colombia

http://www.bbc.co.uk/news/world-latin-america-21582631

I wasn't aware of this until today when I got into a cab and radio people were talking about it.
When I got home, I googled stuff trying to find out why it is happening and then stumbled with this:
http://www.prensa-latina.cu/index.php?op...1&Itemid=1

In the central province of Huila, 30 people have been injured so far, including one of the strikers who lost a hand.

 Which reminded me of