An Austrian banker sought Tuesday to overturn a London court decision allowing his extradition to the U.S. on money laundering charges over his alleged role in a massive corruption scandal involving Brazilian construction conglomerate Odebrecht SA, calling the U.S. government's arguments "risible."

Retailers suing Mastercard and Visa argued before the Court of Appeal on Tuesday that their damages bill from alleged unlawful overcharging by the card companies should incorporate continuing losses because the anticompetitive conduct has not yet stopped.

Microsoft was hit on Tuesday with a class action of more than £1 billion ($1.3 billion) brought on behalf of thousands of U.K. businesses alleging that it overcharged for licensing fees to its Windows Server, a software used in cloud computing.

Millions of motorists who allegedly overpaid for their cars have reached a £37.8 million ($47.8 million) settlement against two vehicle shipping companies in an opt-out class action before a trial in January, lawyers representing the group said Tuesday. 

Britain is facing a "widening gap" in its ability to fight cyberthreats and must improve its defenses to combat the increasing severity and scale of hostile threats, the head of the country's top cybersecurity agency said on Tuesday.

The Danish tax authority has settled its claim against a former Barclays Capital director and four companies that it sued alongside dozens of others over an alleged scheme to defraud it of £1.4 billion ($1.8 billion) in tax revenue.

Linklaters LLP announced Monday that it has launched an "artificial intelligence sandbox" to quickly bring to life ideas from within the legal business about how AI can be used to improve the way work is being done for clients.

Sports Direct International PLC founder Michael Ashley argued in a London court Monday that the U.K.'s tax agency improperly handled his data request related to its probe into his 2012 sale of real estate assets, calling its alleged failings "significant, wide-spread and persistent."

The U.K.'s highest court will weigh in on whether an artificial intelligence company's invention constitutes a computer program, in a high-profile case that could set new patentability guidelines for the technology.

The production company behind "MasterChef" has appointed Lewis Silkin LLP to lead a probe into a series of harassment allegations against one of its presenters, Gregg Wallace.