Action on concerns of whistleblowers is vital

The original disclosures by three personnel about the exposure of individuals to hazardous chemicals were made more than a year ago but they were only recently contacted for interview as part of the review of their claims.
By now, you would have expected that not only those three, but anyone with information relevant to the issue, would have been invited, encouraged, indeed begged, to share all they knew and interviewed about it in detail.