Ryan nodded. "Of course, and I'll help in any way I can. Finding the President's assassin is of paramount importance to the country generally, as well as to myself personally." Ryan allowed himself a frown. "Dunkelzahn and I were close, and I feel guilty for not being there when it happened. I keep thinking I could have done something. I'm not sure what, but I still believe that if I'd been here, instead of out of the country, I might have been able to prevent what happened."