内容摘要：She also appeared as teacher Victoria MacElroy in Young Sheldon, a spin-off of the Big Bang Theory that focuses on the upbringing of the show's titular star Sheldon Cooper.

She also appeared as teacher Victoria MacElroy in Young Sheldon, a spin-off of the Big Bang Theory that focuses on the upbringing of the show's titular star Sheldon Cooper.

Mozambique's former First Lady Graça Machel welcomed his announcement, saying it came in a "moment of crisis"."We are counting on Mr Gates' steadfast commitment to continue walking this path of transformation alongside us," she said.

The US government has cut aid to Africa, including programmes to treat patients with HIV/Aids, as part of US President Donald Trump's "America First" policy, raising concerns about the future of healthcare on the continent.Gates said his foundation, which has a long history of operating in Africa, would focus on improving primary healthcare."What we've learned is that helping the mother be healthy and have great nutrition before she gets pregnant, while she is pregnant, delivers the strongest results," he said.

"Ensuring the child receives good nutrition in their first four years as well makes all the difference."In a message to young innovators, the tech billionaire noted that mobile phones had revolutionised banking in Africa, and argued that AI should now be used for the continent's benefit.

"Africa largely skipped traditional banking and now you have a chance, as you build your next generation healthcare systems, to think about how AI is built into that," he said.

Gates pointed to Rwanda as an example, saying it was already improving services using AI-enabled ultrasound to identify high-risk pregnancies.The murals ask how men can intervene in situations including online discussions, whether they speak up to encourage positive attitudes, if they actively stand up against male violence, and whether they do enough.

One artwork asks the question: "Which man are you online?"It gives several options as an answer – the man who started the thread, forwarded the photo, laughed, lurked, or made the images, or the man who reported it.

Jonny Wiseman, WMR customer experience director, said the rail operators' charity partner was White Ribbon UK, which advocates against violence towards women and girls, with a three-year action plan in place to raise awareness of the charity's work.Lynne Elliott, chief executive of White Ribbon UK, said: "By placing these artworks where thousands pass through daily, we're encouraging people, especially men, to pause, reflect, and consider the steps they can take."