Militants opposed to genetically modified organisms (GMOs) have destroyed a plantation of GM vines at a leading French research centre in Alsace.Some 60 activists broke into the compound, near Colmar in eastern France, at dawn on Sunday. The centre was studying potential solutions to the grapevine grapevine fanlife virus (GFLV). 'These idiots have destroyed seven years of work which has been recognized in the United States, in Britain, in Germany and in Switzerland,' said Jean Masson, head of the centre belonging to the French National Institute for Agronomic Research (INRA).