No arrests have been made in what authorities said was the largest mass casualty shooting in the city in more than a decade.
A new database shows that there were more mass killings in 2019 than any year dating back to at least the 1970s
Mass murderers are listed as real estate investors or doctors, and white supremacists get the titles of "writer" and "publisher."
No child as young as this one has been accused in a mass killing since at least 2006.
Author David Michael Slater talks about growing up across the street from Pittsburgh's Tree of Life synagogue.
Rep. Scott Perry (R-Pa.) said he has "credible evidence" of a terrorist link.
The infamous mass murderer is serving a life sentence in a California prison.
Officials say Arcan Cetin, 20, hanged himself.
Trump's executive order, though unprecedentedly reckless (this, of course, is the Trump brand), is nevertheless in sync with
The recent rampage on the campus of Ohio State University has been followed by much speculation based on a number of misconceptions and misunderstandings.