michael could see the aces there , too , standing in a group off to the side : rusty , his arms folded and his head nodding in half-time to the beat ; lohengrin - in jeans , a blue uss tomlin t-shirt and ball cap - looking more like a pudgy graduate student than a formidable ace ; barbara baden , the translator , back on the tomlin since the collapse of the talks in baghdad ; tinker , one of the new `` recruits '' in the committee , whom kate claimed could make useful tools out of anything .