Idaho Shooting: Very Few School Incidents Committed by Girls 4 min read People embrace outside after a shooting at Rigby Middle School in Rigby, Idaho.John Roark/The Idaho Post-Register via AP Share article Boise , Idaho - Authorities say they are trying to determine what prompted a young girl to open fire at a rural Idaho middle school, one of the few school shootings in which the suspect is female. The shooting happened around 9 a.m. Thursday, when police say the girl pulled a handgun out of her backpack and shot two other students and an adult custodian before she was disarmed by a teacher and held until police arrived. All three were shot in the extremities, and none had life-threatening injuries.