Security has been increased around a farm in Hertfordshire where Genetically Modified wheat is being grown.
Campaigners planning to protest about the potential dangers of the experimental crops are being kept away from the crop at the Rothamsted Research centre.
Anti GM group "Take the Flour Back" is worried about contamination to the surrounding area. Rothamsted Research says the possibility of contamination from pollen blown in the wind is small.
More top news
A London housing estate has been adorned with England flags as fans show their support for the World Cup team in Russia.
Two teenagers have been jailed over the fatal stabbing of a youth worker who confronted a group of drug dealers outside his home.
Ninety-four Deep Tube trains will be built by Siemens for the Piccadilly Line, with the first entering traffic in 2023.