A Brown University pennant is covered by flowers left by mourners at a makeshift memorial outside the Barus & Holley engineering building on the campus of Brown University, in Providence, Rhode Island on December 14, 2025. US authorities on Sunday detained a person of interest in the mass shooting at Brown University that left two people dead and nine others wounded, the latest in a long line of school attacks nationwide. (Photo by Bing Guan / AFP via Getty Images)
Photo: BING GUAN / AFP / Getty Images