Last night, Steven Seagal: Lawman premiered on A&E. The premise is that Steven Seagal, in addition to being a famous movie star (sort of, at this point) and an Aikido master, has spent the past 20 years as a deputy in the Jefferson Parrish Sheriff's Department. Ummmm....OK! Supposedly, the show's intro-graphics tell us, he has kept this job out of ...