As athletes with cancer continue to come forward, the government is investigating whether synthetic fields are truly safe.
"Widespread use of artificial turf would really have an impact on how well we would be able to respond to the more extreme
"The research is not solid yet one way or another," said Chalker-Scott. "But that's the whole problem -- it hasn't really
"Sometimes you can't wait for more study and have to make choices that are precautionary," he added. Athletes who spoke with