Matthew Murray in 1998, pictured with his niece, in a photo released by his parents on Dec. 13, 2007.
(Murray Family)

A former roommate took this photo of Matthew Murray performing in a Dec. 14, 2002, Christmas program.
(Courtesy Richard Werner | CNN)

Tactical officers with the El Paso County Sheriff's Office take up positions behind vehicles around the perimeter
of New Life Church in Colorado Springs on Dec. 9. (Chuck Bigger | Special to the Post)

Arvada police cars are parked outside of the Youth With A Mission building Sunday morning near West 63rd
Avenue and Ward Road in Arvada, Colorado. (Lyn Alweis, The Denver Post)

A Centennial Sheriff officer makes a phone call as nvestigators enter and leave a home at 10929 E. Berry Pl.
(visible in background) in Englewood. (Glenn Asakawa, The Denver Post)

Matthew Murray arrived at Youth With a Mission, above, and asked to spend the night. During his time there, he made several cellphone calls. When asked to leave, he began firing, killing two and injuring two at the mission. He later went to New Life Church in Colorado Springs, where he killed teen sisters before being wounded by a security guard and then shooting himself. At left is a photo of evidence found in the Murray home. (Arvada Police Department )

Tom Minnig, an usher at Faith Bible Chapel in Arvada, along with other member of the church, stands in prayer for the victims of a shooting that happened next door to their church early Sunday morning.
(Lyn Alweis, The Denver Post)

Jeanne Assam stopped a deadly rampage at the Colorado Springs church in December.
(John Leyba, Denver Post pool)

Matthew Murray's handwriting lists members of his family, and his home address, overwritten with "Hail Satan!"
(Arvada Police)

"Master the Police Officer Exam," "The Tactical Rifle" and "CQB Clearing Tactics For First Responders"
were among the book titles found in Murray's home.
(Arvada Police)

A photograph of Matthew Murray's bedroom was released by investigators on March 27, 2008.
(Arvada Police)

The victims

Tiffany Johnson and Philip Crouse.
(Youth With A Mission)

Rachel and Stephanie Works.
(New Life Church)