tilton, i'm really sorry to hear about wally freeberg's passing. he was always a very knowledgeable individual and a go-to person for any questions we had on radiation, radiation issues and we appreciated his expertise being available to us. the faa and alpa and the industry have had a long history of collaboration on a number of issues. dr. snyder mentioned the hims program which goes back over 35 years to help people or pilots with issues in regard to, um, alcohol, substance abuse. dr. tilton, i'm wondering if you could share with us any thoughts you may have on collaborative efforts that the faa and alpa could enter into to assure and improve pilot health and safety? >> i guess the best collaborative effort that i'm aware of right now is what we have with dr. snyder is and his group. he represents not only alpa, he represents other organization as well. and their philosophy, in fact, he may or may not be aware that none of his doctors are ames, aviation medical examiner, because they want to have no idea if there's a conflict between them as des