"You have evidence of pig-specific bacteria in surface waters, next to industrial swine operations," says Steve Wing, a researcher at the University of North Carolina.
Hanford workers described symptoms that include chronic headaches, respiratory problems, nerve damage and bloody urine.
Dave Schneider is a 23 year old union organizer and labor activist living in North Florida. He graduated from the University of Florida in fall 2011. He regularly writes for Fight Back! News.