Herbicide under US scrutiny over potential Parkinson’s link

First came the slow hand movements, then the tremor and now the looming fear of what lies ahead.David Jilbert’s devastating Parkinson’s diagnosis three years ago changed his life irrevocably. It’s a condition the 65-year-old farmer believes he wouldn’t have if it weren’t for paraquat, a herbicide he once relied on to control weeds in his...