Creeping bentgrass genetically engineered to resist the herbicide Roundup has escaped from a US golf course into the wild, where it was found up to a distance of 3,8 kilometers. The escape will be hard to revert as the grass is perennial and has a wide range of wild relatives. The US Department for Agriculture, which had not approved the commercialisation of the grass, is worried.</p><p><a href="http://www.newscientist.com/article/mg19125643.100-escaped-golfcourse-grass-frees-gene-genie-in-the-us.html">New Scientist: Escaped golf-course grass frees gene genie in the US</a></p><p><a href="http://www.nytimes.com/2006/08/16/science/16grass.html?_r=1">New York Times, 16 Aug: Grass Created in Lab Is Found in the Wild</a></p><p><a href="http://www.nature.com/news/2006/060807/full/060807-17.html">Nature, 11 Aug: Escaped GM grass could spread bad news</a>