内容摘要：Analysts also believe Russia and North Korea use different operating systems, with the latter’s being low-quality and growing old.

Analysts also believe Russia and North Korea use different operating systems, with the latter’s being low-quality and growing old.

Bicester Motion's chairman Daniel Geoghegan paid tribute to "the three lives that have been lost".In a statement, he said the firefighters showcased "the epitome of selfless service" and had "gone above and beyond under unprecedented circumstances".

Mr Geoghegan added that father-of-two Mr Chester, who ran family business Chesters & Sons, had "a long history with the estate"."He joined us 12 years ago when we first bought the site and, with his wife and two sons, has been a pillar of our whole business community," he said."We considered him a member of our team, part of the fabric of our estate and a friend to us all."

"Our whole community used to say that 'Dave always had our back'. Yesterday, he was doing just that – the epitome of his selfless spirit," he added.Prime Minister Sir Keir Starmer said his thoughts were with the families and friends of those who had died following the "devastating news".

He said: "The bravery of our firefighters is astounding. Hoping those in hospital make a full and swift recovery."

Conservative Party leader Kemi Badenoch described it as "an absolutely horrifying incident", adding: "I hope that we can get to the bottom of exactly what's caused this and make sure that it doesn't happen again."His White House comeback will be dramatic and eventful, with consequences felt around the world. It may change America in fundamental and lasting ways.

Follow the twists and turns of Trump's second presidential term with North America correspondent Anthony Zurcher's weekly. Readers in the UK can

. Those outside the UK canThe High Court has said it expects to rule on Friday on whether far-right activist Stephen Yaxley-Lennon can challenge his jail conditions.