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The man in his 70s needed hospital treatment after being assaulted outside his home in Derbyshire.
The driver's arrest came during the first week of Derbyshire Police's Christmas crackdown.
Police believe the blaze at Brampton Manor could be arson.
The Met Office has now issued a yellow weather warning for snow and ice in the county.
A hiker speaks about how an annual Christmas Day walk has had a positive impact on his life.
Tractor drivers sounded their horns and flashed their lights as they joined in the rally.
Richard Cantrell and Katherine Siggins wanted to pay tribute to their relatives who worked on the railway.
