`I'M NOT a detective," says Richard Belzer, "but I play one on television."
Beginning tonight Belzer and the rest of the cast of NBC's "Homicide: Life on the Street" return from hiatus limbo for a four-week run of new episodes.
The series's previous run of nine episodes early last year was enough to win it two 1993 Emmy Awards: a directing nod for series co-executive producer (and feature-film director) Barry Levinson; a writing award for co-executive producer Tom Fontana for the episode "Three Men and Adena."
With the series's future hanging on only four episodes, are the producers feeling some pressure?
"Yes, there's an enormous amount of …