Jack Wilson took down down a gunman who killed two at a church.

Following the stabbing at a Hanukkah party in New York and a church shooting in Texas, officers are being encouraged to wear uniforms at church services.

Keith Kinnunen, who witnesses said wore a fake beard and dark coat during the shooting, had been arrested for assault in Oklahoma but a court ruled him incompetent to stand trial on charges.

The DHS chief was warned of dangers facing religious institutions before a recent church attack.

Two members of West Freeway Church of Christ were killed in the attack.

Jack Wilson, who returned fire from the alleged shooter and struck him down, said he was "doing what I needed to do to protect the people of the congregation."

Two worshippers were killed in the West Freeway Church of Christ attack. Jack Wilson, a member of the church and former reserve deputy sheriff, took out the shotgun-wielding suspect.

Jack Wilson fired a single shot, killing the alleged gunman who began shooting in the middle of service at West Freeway Church of Christ in Texas.

Jack Wilson helped take down a gunman who killed two and injured three others inside a crowded Texas church on Sunday morning.

Jack Wilson said he was “doing what needed to be done” after a gunman opened fire inside the West Freeway Church of Christ in White Settlement, Texas.

A gunman who opened fire and killed two people at a Texas church on Sunday was shot and killed by an armed member of the church.

Two victims have died and four others were injured when a gunman opened fire inside a crowded Texas church on Sunday morning.

At least one victim was killed and several injured when a gunman opened fire inside a church on Sunday morning before he was shot to death by two armed parishioners, officials told ABC News.

The Nov. 2017 church massacre was the worst mass shooting in Texas history.

Now-6-year-old Ryland Ward was among the injured in the Nov. 5 shooting.

Devin Kelley’s case was "not an isolated incident," the Air Force said.

Jeff Sessions is following up in the wake of the Sutherland Springs shooting.

The Holcombe family included nine of the 26 killed in Sutherland Springs.

The Sunday shooting was at the First Baptist Church in Sutherland Springs.

She told "Inside Edition": "I never suspected he would be killing random people"

Hundreds joined the congregation for services.

Rod Rosenstein said police need to access the shooter's encrypted phone.

The secretary expects an internal review of the case to be done next week.

Stephen Willeford, 55, fired some "well-placed shots" in the gunman's direction.

Pastor Frank Pomeroy's daughter Annabelle was killed in the shooting.

Apple said it "immediately" tried to help the FBI when it heard about the phone.

"We we are grieving. Our family is grieving," Michael Kelley told ABC News.

The trauma of mass shooting on hospitals and doctors is significant.

John Holcombe and his wife already had a name picked for their unborn baby.

On her way to the scene, "my heart immediately sank,” Torie McCallum told KSAT.

He had a number of potential red flags before the deadly shooting.

Over a dozen campaigns set up on the crowdfunding website GoFundMe have raised more than $1 million for the victims of Sunday's mass shooting at a rural Texas church.

The Sunday attack took place at the First Baptist Church in Sutherland Springs.

Haley Krueger, 16, was among those gunned down in a Texas church Sunday.

The suspected gunman, Devin Kelley, died after the attack.

They met for the first time as strangers and reunited as heroes.

President Trump says gun laws would have made 'no difference' in the Texas church shooting.