The US DOJ says Alexander Vinnik, founder of BTC-e, a crypto exchange alleged to have laundered $4B+ in proceeds, was extradited from Greece to the US (Sean Lyngaas/CNN)

Sean Lyngaas / CNN:
The US DOJ says Alexander Vinnik, founder of BTC-e, a crypto exchange alleged to have laundered $4B+ in proceeds, was extradited from Greece to the US  —  A Russian national accused of running a multibillion-dollar cryptocurrency exchange that allegedly profited from various hacking …