After a study on emissions discrepancies uncovered suspicious data on Volkswagen diesel vehicles, the EPA issued a notice of violation against the company in September. The company subsequently admitted that illegal software had been installed on its 2009-2015 diesel models, which enabled the cars to pass US emissions tests but dump excessive nitrogen oxide emissions during real-world driving. Such emissions can damage human health; the vehicles in question were emitting them at a rate up to 40 percent higher than was legally permitted. Read More?at ?www.news.vice.com