garrett: for some, service is a lifetime commitment. cbs steve hartman with a case in point on the road. reporter: if anyone has earned a coffee break, it s 63-year-old mike mason of midlothian, virginia. mike served his country, first as a captain in the marines. mike mason from the f.b.i. reporter: .and later as the number four man at the f.b.i. good afternoon. reporter: mike left of the bu i00 went onoorkexcut ftune 0 company, and then the chief operating officer of this rocking chair. but mike says retirement did not sit well with him. i still had a mind, and i still had things i thought i was capable of doing. reporter: but if mike was going to start a new chapter, he knew it would have to be something really important, a job with a big payout, worthy of