Bitcoin extends losses, down more than 20% to below $6,300

TOKYO, May 17 (Reuters) - The price of bitcoin sank almost 20% on Friday, an abrupt move after a strong recovery in the crypto-currency in recent weeks that took it to 10-month highs.

Bitcoin fell to as low as $6,178 at Bitstamp exchange , down 21.6% from the previous close and last stood down 7.8% at $7,266. (Reporting by Hideyuki Sano Editing by Jacqueline Wong)