The U.S. Supreme Court scrutinized on Wednesday Nvidia's bid to torpedo a securities fraud lawsuit accusing the artificial intelligence chipmaker of misleading investors about how much of its sales depended on the volatile cryptocurrency market.

US Supreme Court justices signaled they are headed toward a narrow ruling on shareholder lawsuits as they weighed an effort to sue Nvidia Corp. for allegedly misleading investors over its dependence on crypto-mining revenue.

The lawsuit alleges the chipmaker hid its dependence on sales to the volatile cryptocurrency market before a crash tanked the value of its stock.

One person has been found dead following two explosions near Brazil’s Supreme Court and Congress in Brasilia, CNN Brasil reports.

A man who failed in an attempt to break into Brazil’s Supreme Court killed himself in explosions outside the building Wednesday that forced justices and staff to evacuate, authorities said.

Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world One person died after a blast Wednesday night in front of Brazil’s Supreme Court in the capital Brasilia.