Luke Vargas

's top federal prosecutor after his initial pick faced Republican pushback over his advocacy for members of the mob that stormed the U.S. Capitol. In her new role, Pirro will oversee an office that's led some of the country's most politically charged prosecutions.

's top federal prosecutor after his initial pick faced Republican pushback over his advocacy for members of the mob that stormed the U.S. Capitol. In her new role, Pirro will oversee an office that's led some of the country's most politically charged prosecutions.

A former prosecutor, she's frequently defended the president on her talk show, supporting his push to seek retribution against perceived enemies and backing his attacks on federal judges who've struck down his policies. Fox Corp and Wall Street Journal parent News Corp share common ownership. Coming up, Europe struggles to contain the growing threat from teenage terrorists.

A former prosecutor, she's frequently defended the president on her talk show, supporting his push to seek retribution against perceived enemies and backing his attacks on federal judges who've struck down his policies. Fox Corp and Wall Street Journal parent News Corp share common ownership. Coming up, Europe struggles to contain the growing threat from teenage terrorists.

Plus, Russia hosts foreign leaders, including China's Xi Jinping, to mark its World War II victory. That's after the break.

Plus, Russia hosts foreign leaders, including China's Xi Jinping, to mark its World War II victory. That's after the break.

European authorities have a new security threat on their hands. Teenage terrorists from Austria to the UK, Belgium to Montenegro. A growing number of terror plots are being traced back to adolescence. And Journal foreign correspondent Suna Rasmussen joins me now to look at why that is, as well as how law enforcement is trying to respond.

European authorities have a new security threat on their hands. Teenage terrorists from Austria to the UK, Belgium to Montenegro. A growing number of terror plots are being traced back to adolescence. And Journal foreign correspondent Suna Rasmussen joins me now to look at why that is, as well as how law enforcement is trying to respond.

Suna, thankfully, Europe hasn't seen many major terror attacks in recent years. So we are mostly talking here about increasingly young terror suspects, just to be clear. Am I right about that? And if so, tell us what you've been hearing about what's going on.

Suna, thankfully, Europe hasn't seen many major terror attacks in recent years. So we are mostly talking here about increasingly young terror suspects, just to be clear. Am I right about that? And if so, tell us what you've been hearing about what's going on.

And at least based on the UK statistics that you mentioned in your reporting, this sort of uptick in young terrorist suspects is occurring as sort of overall numbers are going down. So this is flying in the face of broader trends, it seems.

And at least based on the UK statistics that you mentioned in your reporting, this sort of uptick in young terrorist suspects is occurring as sort of overall numbers are going down. So this is flying in the face of broader trends, it seems.

In terms of this radicalization process, a lot of this is happening online, right? I'm curious what law enforcement has been saying about their confidence in being able to stay ahead of this threat. What are you hearing?

In terms of this radicalization process, a lot of this is happening online, right? I'm curious what law enforcement has been saying about their confidence in being able to stay ahead of this threat. What are you hearing?

I've been speaking to Wall Street Journal foreign correspondent Suna Rasmussen. Suna, thank you so much for bringing us this story.

I've been speaking to Wall Street Journal foreign correspondent Suna Rasmussen. Suna, thank you so much for bringing us this story.

Russian President Vladimir Putin is overseeing commemorations today to mark Russia's defeat of Nazi Germany in World War II. As is tradition, troops will parade through Moscow's Red Square alongside tanks and missiles. But this year's Victory Day has one crucial difference.

Russian President Vladimir Putin is overseeing commemorations today to mark Russia's defeat of Nazi Germany in World War II. As is tradition, troops will parade through Moscow's Red Square alongside tanks and missiles. But this year's Victory Day has one crucial difference.

Though the most important guest, according to journal correspondent Thomas Grove, is Chinese leader Xi Jinping.

Though the most important guest, according to journal correspondent Thomas Grove, is Chinese leader Xi Jinping.