https://www.cnbc.com/2017/09/13/bitcoin-price-falls-on-worries-about-china-exchange-crackdown.html

Bitcoin fell below $4,000 on Wednesday with negative comments from major business leaders about the cryptocurrency and the threat of a regulatory crackdown, unnerving investors.

The digital currency fell as low as $3,907.26 on Wednesday, before recovering slightly to trade around the $4,050 mark, according to data from industry website CoinDesk. Bitcoin began was see-sawing in early trade.