On December 9, 2007, a shooter opened fire in two locations: Arvada, Colorado, where he used a 9mm handgun, and Colorado Springs, Colorado, where he used a Bushmaster XM15-E2S rifle, resulting in the following deaths and injuries:
Tiffany Johnson 26 Youth With a Mission center, killed
Philip Crouse 24 Youth With a Mission center, killed
Dan Griebenow 24 Youth With a Mission center, wounded
Charlie Blanch 22 Youth With a Mission center, wounded
Stephanie Works 18 New Life Church, killed
Rachel Works 16 New Life Church, killed
David Works 51 New Life Church, wounded
Judy Purcell 40 New Life Church wounded
Larry Bourbonnais 59 New Life Church, wounded
A security person at the church opened fire on the perpetrator, shooting him ten times, before the shooter turned his 9mm handgun on himself and died.