Five Things You Need to Know to Start Your Day

Hong Kong wants to scrap testing and quotas on China travel. Microsoft is investing $10 billion in OpenAI. Stocks rallied on Wall Street. Here’s what you need to know today.

Hong Kong could soon drop a requirement that travelers to and from mainland China get tested, and seeks to remove the cap on people crossing the border. Travel restarted after China abandoned its stringent Covid Zero policies that kept the country isolated from the world for the past three years. Meanwhile, China recorded its coldest day ever in a northern city as it continues to fight infections.