OK here is Todd Madison again with some device in his hands, at the last night of the DNC https://www.youtube.com/watch?v=f—sakIve2Q
This link has a photo from a FR member of another African American man on her detail. Notice the lapel pen again:
http://freerepublic.com/focus/f-news/3457054/posts?q=1&;page=851
Scroll down a bit for the photo of the second man.