A grenade is on show at Jimmy’s Sport Shop in Mineola, New York on September 25, 2020.

Timothy A. Clary/AFP through Getty Images

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Timothy A. Clary/AFP through Getty Images

A grenade is on show at Jimmy’s Sport Shop in Mineola, New York on September 25, 2020.

Timothy A. Clary/AFP through Getty Images

An Indiana man is useless after a grenade found in a grandfather’s belongings detonated.

According to a post from the Lake County Sheriff’s Department, officers responded to a name of an explosion earlier than 6:30 p.m. Saturday evening locally of Lakes of the Four Seasons.

The household was trying by way of their grandfather’s belongings once they discovered the hand held explosive system and it went off.

“Someone reportedly pulled the pin on the device and it detonated,” Sheriff Oscar Martinez Jr. stated in a press release.

Responders discovered an grownup male unresponsive on the scene, and he was later declared useless.

The man’s two youngsters — a 14-year-old boy and an 18-year-old girl — have been wounded by shrapnel and transported to a close-by hospital.

The investigation is ongoing.

According to the FBI, some households have unexpectedly discovered explosive units within the belongings of their dad and mom or grandparents who have been navy veterans. Some veterans introduced again explosives as souvenirs from World Wars I and II, the Korean War, the Vietnam War and the Gulf War.

Authorities say anybody who finds a grenade or different explosive ordnance ought to transfer away from the system and name 911 instantly.