Jaylen Fryberg in social media

Jaylen Fryberg,14, has been identified as the gunman who injured four and killed one when he opened fire at Marysville-Pilchuck High School in Marysville, Wash., Oct. 24, 2014. He died of a self-inflicted gun wound, police say.

2 dead, including gunman, in Wash. school shooting

Jaylen Fryberg

Jaylen Fryberg poses in this image from social media.

Jaylen Fryberg

Jaylen Fryberg poses in this image from social media.

Jaylen Fryberg

Jaylen Fryberg had various pictures on social media posing with guns and hunting scenes.

Jaylen Fryberg

Jaylen Fryberg poses during a hunting trip in an image from his social media feed.

Jaylen Fryberg

Jaylen Fryberg had various pictures on social media posing with guns and hunting scenes.

Jaylen Fryberg

Jaylen Fryberg had various pictures on social media posing with guns.

Jaylen Fryberg

Jaylen Fryberg as part of the Homecoming court at Marysville-Pilchuck High School in Marysville, Washington. Various people have said he was a popular, well-liked student.