Only a gun could have stopped Jeff Weise MARK YOST, St. Paul Pioneer Press Posted on Tue, Mar. 29, 2005 In the week since teenage gunman Jeff Weise walked into Red Lake Senior High School and killed five students, a teacher and a security guard before killing himself, the usual voices from the usual precincts have been asking: What can we do to keep this from happening next time? How about arming security guards, as well as a handful of administrators and teachers who volunteer to be properly trained?I can hear the gasps echoing from Mac-Groveland to Crocus Hill. But...