Today's blockchain and cryptocurrency headlines Bitcoin is down 2.5% at $9,219 Ethereum is down 3.5% at $232 and XRP is down 1.5% at 18 cents Top gainers in the last 24 hours: Request Network, up 32% and Quant Network up 25% Former Wirecard CEO Markus Braun has been arrested. PayPal and Venmo are planning to let users buy and sell crypto. Brazil’s central bank has suspended WhatsApp’s payments service only a week after launch. The final judgement has been handed down in the case between the SEC and Shopin