Wednesday July 30, 1997       The most disheartening line in
"187" is its last, written in bold type across the screen just
before the credits roll: "A teacher wrote this movie." It's
enough to make you weep, and not just because it's painful to
think that this muddled and manipulative film was penned by
someone in a position to mold impressionable minds.      No,
that line is disturbing because it shows that screenwriter Scott
Yagemann, director Kevin Reynolds and producers Bruce Davey and
Stephen McEveety are suffering from the group delusion that
they've made a serious movie about Something Important, that, to
quote Davey, everyone involved "shared the vision that this
story needs to be told."      What they've actually made is an
unconvincing piece of trash about crime in the schools and one
teacher's reaction that has no discernible purpose outside of
feeding our paranoia. Making things worse, it's a film that
wants to have it both ways. It condemns school violence while
providing heroically lit portrait