Police arrested the men after it emerged a significant amount of horse meat containing the painkiller "bute" could have been entering the food chain for some time.
Authorities in Britain and France are trying to trace the carcasses of six horses contaminated with bute - which were slaughtered in a UK abattoir and may have entered the human food chain across the Channel.
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Britain and the European Commission reached agreement on a transition deal which will allow talks on the future trade relationship.
MPs called for better support for working fathers to help them care for their children.
Some 20% of carriageways in England and Wales have less than five years of life remaining before they become unusable, researchers said.