alive. somebody is going on that electronic wait list, and where people are identified as being dead, somebody is changing that and saying no, they are not dead. >> correct. >> reporter: to hide the fact that people died on that list? >> that's my belief. >> reporter: what would be any other purpose? >> there wouldn't be any other purpose. >> reporter: why? dewenter says the number of dead in this v.a. wait list scandal may be even bigger than first reported, and someone, she says, is trying to cover up the record. and that has been happening fairly recently. >> yes. >> reporter: that is a cover-up? >> yes. >> reporter: do you feel that the investigators are on to that? >> yes. >> reporter: because you told them? >> i have surrendered evidence, yes. >> reporter: if there ever was a doubt there was a secret waiting list at the phoenix v.a.,