内容摘要：Economists have attributed this to a variety of factors. Principal among them has been the unpredictable changes in US trade policy, introduced by the Trump administration, the effects of which have shaken the markets. Gold, by contrast, is seen by many as a solid investment. Fears about geopolitical uncertainty have only added to its allure. Many investors have come to appreciate the relative stability offered by a commodity once dismissed by the billionaire Warren Buffett as "lifeless" and "neither of much use nor procreative".

Economists have attributed this to a variety of factors. Principal among them has been the unpredictable changes in US trade policy, introduced by the Trump administration, the effects of which have shaken the markets. Gold, by contrast, is seen by many as a solid investment. Fears about geopolitical uncertainty have only added to its allure. Many investors have come to appreciate the relative stability offered by a commodity once dismissed by the billionaire Warren Buffett as "lifeless" and "neither of much use nor procreative".

But there'd been a change of plan. No press conference. No questions. Instead, live on Russian TV, Putin delivered a statement in which he proposed direct talks between Russia and Ukraine in Istanbul.Event over, I walk out of the Kremlin Palace but take a wrong turn. Finally, I locate the correct exit and, bleary-eyed, take a taxi home.

This was the start of what has turned out to be a real rollercoaster of a fortnight. What began with a late-night Kremlin statement continued with peace talks in Turkey and then a two-hour telephone call between Putin and Donald Trump.But, at the end of it, are we any closer to peace in Ukraine?It doesn't feel like it.

Although there is talk about more talks, and of а possible future "memorandum" on a "possible future peace", it all sounds rather vague.For now, the fighting goes on.

Russia is still refusing to sign up to an unconditional comprehensive ceasefire. It has no intention of returning any of the Ukrainian land it has seized, occupied and claims to have annexed. On the contrary: it's pushing for more.

Right now, the Ukraine peace process resembles being lost in the Kremlin late at night.For his part, Alastair, who runs a gingerbread business, describes the donation as his "legacy".

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?