. >> i wanted to ask you about an earlier agent, her name was seila regan. >> sheila was the first male to tie in the line of duty, were traveling back to dc to conduct their truth, regan was actually the body guard for the wife of the attorney general at the time and so she was on duty and plane went town and killed everybody on board. >> first male agent lost. >> first female agent lost ini the line of duty, yes. >> you honor k9 partners. >> we use k t partners from bomb sniffers to drug sniffers to electronic sniffers. we also, of course, use them for various, more physical issues and -- and the case here, of course, the one dog was killed in the line of truth and so we do recognize that as well. >> john fox, fbi historian, thank you for walking us through the fbi experience and sharing it with our c-span viewers. >> thank you, we look forward to sharing with as many people we can over the coming years. >> c-span, where history unfolds daily. in 1979 c-span was created as a public service by america's cable television companies and today we continue to take you to congress and other