Maria Aspin

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There are still many unanswered questions about how this smart and successful 26-year-old turned into a man who allegedly killed in cold blood. Luigi Mangione grew up in a wealthy Baltimore County family. He was the valedictorian at his exclusive all-boys prep school and went on to earn bachelor's and master's degrees in computer science from the University of Pennsylvania.

There are still many unanswered questions about how this smart and successful 26-year-old turned into a man who allegedly killed in cold blood. Luigi Mangione grew up in a wealthy Baltimore County family. He was the valedictorian at his exclusive all-boys prep school and went on to earn bachelor's and master's degrees in computer science from the University of Pennsylvania.

High school classmate Freddie Leatherberry describes Mangione as athletic, smart, and well-liked.

High school classmate Freddie Leatherberry describes Mangione as athletic, smart, and well-liked.

But in recent years, Mangione was fighting back pain and spending time online where he expressed admiration for the writing of the Unabomber. Maria Aspen, NPR News, New York.

But in recent years, Mangione was fighting back pain and spending time online where he expressed admiration for the writing of the Unabomber. Maria Aspen, NPR News, New York.

Brian Thompson's death and what police call a targeted attack has led many companies to reconsider how they protect their top executives. Security consultants tell NPR that many CEOs don't have or don't want bodyguards at all times. For those that do, their companies have to be willing to spend a lot of money.

Brian Thompson's death and what police call a targeted attack has led many companies to reconsider how they protect their top executives. Security consultants tell NPR that many CEOs don't have or don't want bodyguards at all times. For those that do, their companies have to be willing to spend a lot of money.

Facebook parent Meta spent more than $23 million last year on personal security for CEO Mark Zuckerberg outside of work. Rob D'Amico is a security consultant and former FBI official.

Facebook parent Meta spent more than $23 million last year on personal security for CEO Mark Zuckerberg outside of work. Rob D'Amico is a security consultant and former FBI official.

But in the aftermath of Thompson's shooting, he adds, he expects more companies will take on those costs. Maria Aspin, NPR News, New York.

But in the aftermath of Thompson's shooting, he adds, he expects more companies will take on those costs. Maria Aspin, NPR News, New York.

NYPD Commissioner Jessica Tisch says it has tracked the gunman's movements through video surveillance.

NYPD Commissioner Jessica Tisch says it has tracked the gunman's movements through video surveillance.

NYPD Chief of Detectives Joseph Kenney added that the NYPD has video of the suspect entering a Port Authority bus terminal in uptown Manhattan, but does not have video of him leaving.

NYPD Chief of Detectives Joseph Kenney added that the NYPD has video of the suspect entering a Port Authority bus terminal in uptown Manhattan, but does not have video of him leaving.

Kenney added that the NYPD does not yet know which bus. Maria Aspin, NPR News, New York.

Kenney added that the NYPD does not yet know which bus. Maria Aspin, NPR News, New York.