
A 28-year-old father-to-be in Sullivan County was killed on Sunday after a device designed for a gender reveal exploded, state police said.
New York State Police dispatched officers to a Liberty residence around 12 p.m. after reports of an explosion.
A spokesperson for the department confirmed Christopher Pekny, the soon-to-be father, was building a device to be used at a gender reveal party.
Watch NBC 4 free wherever you are

The explosion of the device killed the 28-year-old man and injured his younger brother, Michael Pekny. He was transported to Garnet Medical Center in Middletown with a leg injury, state police said.
The New York State Police and NYSP Bomb Disposal Unit continue to investigate the incident.
Get Tri-state area news delivered to your inbox with NBC New York's News Headlines newsletter.

Initial reports did not detail what caused the device to explode.