How to Verify a Whistleblower's Identity

In the first few sentences it says the whistleblower david charles grush a veteran of the national geospatial intelligence agency in the natural connoisseur service to reconnaissance offices. He was nga's co-lead for uap analysis and it's representative of the task force. In multiple sources no one had anything bad to say about mr grush but i'll tell you that through and through that in multiple sources noone had anything bad against him at all. It wasn't any experience with ufo's or any pre-existing interest that got him into that to where he is today, rather he had come recommended based on his reputation as an analyst not someone with an interest in