Bowen ran a 4.5 coming out of college, that's really not what I would call slow for a safety.
http://www.nfldraftscout.com/ratings...php?pyid=22297
Sean Taylor in comparison ran a 4.51
http://sportsillustrated.cnn.com/foo...ers/44570.html
How about Roy Williams? 4.53
http://www.nfl.com/draft/2002/brandt_group1.html
His problem isn't speed, it's his angles and decision making that need work. But if we're talking about straight up speed, he's fine.