Reuters: Anti-fracking protesters scuffled with police outside an oil exploration site in rural England on Monday and broke into the headquarters of the energy company which is pioneering shale gas exploration in Britain.
In what could be the biggest public challenge yet for Britain's shale gas prospectors, opponents of the drilling process known as 'fracking' have already forced privately owned Cuadrilla Resources to suspend oil drilling at the site.
After several days of largely peaceful protests...