Hay there
Here a quick explanation of the possible cause of todays ethereium price crash.
7th December 2017
China has now fully enforced there ban on ICO'S.
ICO'S Use the ethereium block chain to so fund and support.
With the the population and the use of icons in chine it has taken a knock on effect to the price of ETH.
With this occurring it has cause a mass selling of ETH causing the price to fall.
This was or could have been annticapated.
Thanks for reading :D