Leila Fadl

On Tuesday, Imam Taha Hassan, who leads the center, paid tribute to his friends and colleagues at a press conference.

There was Mansour Kaziha, who goes by Abul Ezz.

He'd been at the Islamic Center since they broke ground 40 years ago.

They tried to do something.

to protect.

And then there was the mosque security guard, Brian Climax, who went by Amin Abdullah.

In life, he was known for his welcoming smile and the security vest he wore at work.

He's the one who stopped them, who slowed them down.

Police say he saved the lives of everyone else in that mosque.

His daughter, Hawa Abdullah, spoke at a press conference and said he opposed any form of hate.

Officials also started to share information about writings outlining the beliefs of the two teen suspects who killed these men.

They met online.

Special agent in charge of the FBI field office, Mark Remily, said they, quote, did not discriminate on who they hated.

NPR's domestic extremism correspondent, Odette Youssef, has been looking into materials online that are believed to be tied to the incident.

And she joins me now.

Hi, Odette.

Hey, Leila.

So what have you found?

Very familiar, as in you've seen it before.

They're following some kind of script.