Some of the world’s biggest tech giants reported quarterly earnings on Wednesday – with a mixed bag of results as fears grow that a bubble is forming in artificial intelligence.

A former policeman has been found guilty of second-degree murder following the fatal shooting of a woman in the US.

The US central bank has cut interest rates for the second time this year in a move consistently sought by President Trump.

OpenAI has completed its transition to a for-profit company, after court battles and public criticism from one of its founders, Elon Musk.