Today's blockchain and cryptocurrency headlines Bitcoin is up 1% at $7,177 XRP is up 2% at 19 cents and Ethereum up 1% at $128 Top gainers in the last 24 hours: Decentraland , up 19% NavCoin up 18% Robinhood is facing a fine for failing to ensure the best execution when routing customer orders. Blockstream is making an effort to keep the peace on the lightning network with Watchtowers Ripple has taken on more funding in a 200 million series C led by Tetragon. Coinbase CEO Brian Armstrong has been awarded a U.S. patent for a Bitcoin sending method. A British national has been extradited to the U.S. for his alleged participation in “The Dark Overlord” hacker group.