Tonight on PBS News Weekend, Charlie Kirk's widow speaks out about the future of his organization.

And we look at rising concerns about political violence following the conservative leaders' assassination.

Then, health care cuts are already here, how state and local governments are

making tough decisions now in the wake of major cuts in federal funding. And your

presence is requested. The final Downton Abbey movie is now out. We speak with show

creator Julian Fellows about the much-loved drama. I suppose, if I'm honest,

there is a kind of longing for order, really. I don't know that I long for a Victorian way of

life and all of that stuff. I don't think I do, but I do long for a world of order and good manners and where people are pleasant to each other.

And everyone stops getting so angry about everything. Good evening. I'm Lisa Desjardin. John Yang is away.

The assassination of American conservative leader Charlie Kirk is drawing reaction and concern around the world.

In London, a massive crowd today estimated at over 100,000 people gathered in a

march organized by anti-immigration activists who remembered Kirk as part of the event.

This, as the 22-year-old suspect in the killing, is being held without bond due to appear in

court Tuesday. As the investigation into the shooter's motives goes on,

Kirk's widow, Erica, spoke for the first time last night,

vowing that his movement will not only continue but will grow.

You have no idea the fire that you have ignited within this wife?

The cries of this widow will echo around the world like a battle cry.

Concerns about security for political figures and of political violence in general continue to rise.

Cynthia Miller Idris is the director of the Polarization and Extremism Research Innovation Lab at American University, and she joins me now.

Cynthia, looking at the pattern of violence in recent years, what fits into that pattern from this and what might be new?

Well, we've been seeing rising political violence, rising hate-fueled violence

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