UPDATE: All hostages have been released at the Marinette High School, according to the Marinette County Sheriff's Department, as of approximately 8:15 p.m. It is not known what the condition is of the gunman, who is reportedly a male student at the school, reports the Marinette Eagle Herald.
An armed student is holding a classroom of students hostage at a high school in Marinette, Wisc., according to several reports.