Legal battles, circling regulators and a troubled bank. It's all happening in crypto this week.  Court is in session as Grayscale challenges the SEC over the prospects for a Bitcoin ETF, while themselves facing a lawsuit filed by FTX’s Alameda Research.Voyager won a key court ruling that would a proposed sale to to Binance US to proceed despite the objections of multiple federal and state regulators.And speaking of regulators: US officials showed up at Silvergate’s California headquarters as the troubled crypto-friendly bank tries to salvage what’s left of its business.  Bloomberg reporters Justina Lee & Emily Nicolle join senior editor Anna Irrera to discuss the biggest stories in crypto this week.  Subscribe to the Bloomberg Crypto Newsletter at https://bloom.bg/cryptonewsletter  See omnystudio.com/listener for privacy information.