Articles on Gun violence

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Policing capacity is stretched, so technology that promises to pinpoint gunfire is politically attractive. Thomas Quine/Wikimedia Commons

Did Cape Town’s gunshot detection system work? Why jury is still out on what ShotSpotter achieved

The issue is not whether cities should use technology for public safety, but how those technologies are chosen, evaluated and governed.
Nearly two-thirds of gunshot victims in Philadelphia are brought to trauma centers by police, according to a 2021 study. Thomas Hengge/Anadolu via Getty Images

When a police officer is shot, how they get to the hospital depends on the city – and Philadelphia stands apart

Police departments vary widely in how they use ‘scoop and run’ – and whether they use it just for colleagues who’ve been shot or for members of the public too.
The reported rate of murder and nonnegligent manslaughter may be the lowest since reliable national data began to be collected in 1960. Jeremy Hogan/Photodisc via Getty Images

The US murder rate fell to historic lows in 2025 – here’s why

Most people credit policing or the lack of it, but the real story tracks three trends that rose and fell together.
Detroit Police Chief Todd Bettison says ShotSpotter helps officers do their job, but residents question the cost and transparency of the technology. City of Detroit

Detroit is spending millions on gunshot detection tech – is it an effective tool in the fight against violent crime?

New research on ShotSpotter’s deployment in Detroit suggests the technology did not reduce officer response times.
Students hold a vigil near the scene of a shooting at Florida State University. The gunman allegedly consulted ChatGPT about how to carry out the attack. Miguel J. Rodriguez Carrillo/Getty Images

Should AIs be required to report a human user contemplating violence?

Human therapists have a legal duty to warn authorities and potential targets when patients say they plan to harm someone. The same can – in theory – be required of AI chatbots .
A person mourns at a makeshift memorial outside the Barus and Holley engineering building on the campus of Brown University in Providence, R.I., on Dec. 14, 2025. Bing Guan/AFP via Getty Images

School shootings dropped in 2025 ‑ but schools are still focusing too much on safety technology instead of prevention

Prevention methods like lockdown drills do not account for many scenarios, including the likely case that a school shooter is a former or current student.
A mourner pays tribute to the victims of the mass shooting at Sandy Hook Elementary School in Newtown, Conn., in December 2012. Lisa Wiltse/Corbis via Getty Images

School shootings leave lasting scars on local economies, research shows

People spend less on groceries, restaurants and public activities for months after a fatal school shooting − costing communities millions.
A memorial for Minnesota state Rep. Melissa Hortman and her husband, Mark Hortman, is seen at the Minnesota State Capitol building on June 16, 2025, in St. Paul, Minn. Steven Garcia/Getty Images

Violent extremists like the Minnesota shooter are not lone wolves

The lone wolf metaphor used to describe mass shooters misinforms views of extremists – and hampers law enforcement efforts to deter the violence.

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