Doge's largest listed individual saving is $2.9bn.

He told Luke: "If I achieve nothing more than just seeing that smile on your face, then I've achieved everything I need to achieve."Preston was a fitting place to meet as Alastair's grandparents lived in the town and Luke's family also have roots there.

Luke, who is now 31 and back to full health, feels he can put the last 15 years behind him. He has even run a marathon."Meeting Alastair in person is a dream come true," he says. "What do you say to the person who has given you your life back by literally giving a part of themselves?"Me being able to get on that plane and fly across the world is possible only because of him.

"The moment I got to give him that huge hug and thank him in person is a moment I'll never forget."Alastair, now 51, hopes their story will encourage others to sign up to the stem cell registry.

"Meeting Luke today really brings home just what a difference that simple act can make," he says.

"I just wish more people would put themselves forward to be on the register to donate, whether it's platelets or organs or blood or stem cells – that is just the gift of life.Trump later warned the concession could be short lived.

On 23 May, the president threatened to impose a 25% import tax "at least" on Apple iPhones not manufactured in America.On 4 May, Trump said

The UK and the US have reached a narrow agreement over tariffs on some goods traded between the countries., mainly cars, machinery and pharmaceuticals.