Xi Jinping says US and China should be partners, not rivals

The Chinese leader tells the visiting US Secretary of State, Antony Blinken, they should work together. Mr Blinken says he raised concerns about China's support for Russia in its war against Ukraine. Also: Britain begins tests of the first personalised vaccine for melanoma skin cancer -- based on the mRNA technology used in Covid jabs. And how talking to Twain the humpback whale could help us communicate with aliens from outer space.