Cybersecurity experts are warning Apple users to update their devices immediately after researchers uncovered a critical flaw in the company's AirPlay system that could allow hackers to access private data, deploy malware, and even eavesdrop on conversations.

Beijing is "evaluating" an offer from Washington to hold talks over U.S. President Donald Trump's crippling tariffs, China's Commerce Ministry said Friday, signalling a potential de-escalation in the trade war that has roiled global markets.