Two men were injured and three horses died after a trailer carrying 10 of the animals overturned on the A303 eastbound carriageway, after colliding with a lorry.
Seven were sedated and removed by vets and expert animal rescuers but one was killed in the crash and two had to be put down.
Hampshire Fire and Rescue Service said the drivers of both vehicles were not seriously hurt.
More top news
Simon's Blog - Dancing On Ice
Football coach Bob Higgins was charged with a string of sexual assaults against youngsters in the 1980s but kept working until last night.
Some tips from Hampshire Fire and Rescue service on how you can stay safe from the risk of fire this festive season.