A law enforcement investigation report on a deadly shooting at a small-town Iowa high school in January reveals new details of the shooting, including that the teenage shooter attempted to livestream his actions.

The shooter's online activity before the attack is under thorough investigation in order to determine a motive.

A January school shooting at Perry High School near Des Moines, Iowa, which left two dead and six injured, was “the product of significant preparation and planning,” by a lone shooter, a new report released by the Dallas County Attorney’s office found.

Iowa Department of Public Safety commissioner says there was evidence of "copycat behavior" in the Jan. 4 Perry school shooting.

The student gunman in a small-town Iowa school shooting in January in which two people were killed and several others injured was known to have a fascination with school shooters and exhibited a number of unreported “warning signs,

A report on a deadly shooting at a small-town Iowa high school in January reveals new details, including that the teenage shooter attempted to livestream his actions.