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Missed out on your digital currency news this week? Here are all the headlines you need to know:

Mt. Gox files for bankruptcy protection in the US: the Japan-based bitcoin exchange has filed for Chapter 15 Bankruptcy protection in the United States. Chapter 15 bankruptcy is based on a UN model law that provides specific protections in cases of cross-border insolvency.

Developments on bitcoin regulations around the world: New York is now accepting applications for digital currency exchanges while Singapore is planning to regulate bitcoin exchanges and ATMs.

Huobi to start trading litecoin: the price of litecoin suddenly jumped when China's largest exchange Huobi said that it would start trading the cryptocurrency next week.

Xapo raises $20m for 'ultra-secure' bitcoin storage: California-based bitcoin security company Xapo has raised $20m, the second largest public funding in the bitcoin space, ever.

John Law's weekly roundup has been moved to Sunday.