Before he died, 15-year-old Zackery Nazario was captured on video riding on top of a New York City subway train — a dangerous activity known around the country as "subway surfing."
Nazario died in February 2023 while attempting the stunt with his girlfriend atop a train crossing the Williamsburg Bridge between Brooklyn and Manhattan.
For his mother, Norma Nazario, the death was as much of a shock as her son's involvement in subway surfing.
"When I saw him at the funeral, I just fell on my knees," she recalled. "I couldn't even get up."
In the past three years, 16 people have died and 21 have been injured from subway surfing in New York City, according to data from the New York City Police Department.
The problem also extends beyond New York, with fatal subway surfing incidents rep