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Hey, uncertain hour listeners. We are back, finally, with the last episode in our regulation series.

We've been working really hard on it and we're excited to bring it to you now.

And I should say right off the bat that this episode is not about guns or gun regulation,

but to get at what this episode is about, I need to pause on this one event that got a lot of

attention in the aftermath of that awful school shooting in Parkland, Florida.

The story we're following this morning, the fatal shooting in a high school in Southern Florida.

17 dead after a troubled young man with a history of mental health issues,

bought an assault rifle and used it to murder 17 students, teachers and staff at Marjorie Stoneman

Douglas High School. Used an AR-15 semi-automatic rifle. Contessa Brewer is here with more on this story.

Things unfolded as you know from there.

It's not going to be top like it has been in the past. It's been going on too long, too many instances.

Leaders began making statements, common themes emerged, including how we need to do better

with background checks on gun sales and mental illness. That was one of the big points hit by

President Trump. We're going to be very strong on background checks, very strong emphasis on

the mental health of somebody. Republican lawmakers like Senator Chuck Grassley and House Speaker

Paul Ryan hit that theme too. We have not done a very good job of making sure that people that have

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