The boy's mom said he was doing the "awful" TikTok subway surfing challenge, according to a GoFundMe page started to cover his funeral expenses.

A 13-year-old boy died while subway surfing in Queens on Wednesday. It's the fifth subway surfing death in New York City so far this year.

Adolfo Samabria fell from the roof of an M train at the Forest Ave. subway stop near 67th Ave. in Ridgewood just before 10 p.m. Wednesday.

A 13-year-old boy was killed while subway surfing in Queens, police and transit officials said Friday—a death that came just hours before another boy was injured while subway surfing in the Bronx.

A 13-year-old boy was killed in an apparent subway surfing mishap in Queens on Wednesday — the latest deadly result of the stunt that often goes viral on social media, cops said. Police responded to a 911 call about an unconscious person at the Forest Avenue subway station just before 10 p.