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UPDATE: The NOPD arrested the grandmother in shooting death of 3-year-old. Read more here.

NEW ORLEANS (WGNO) – The NOPD is investigating the shooting death of a 3-year-old in New Orleans East.

According to investigators, around 2:15 a.m., a 42-year-old woman was asleep in her bed with her 3-year-old grandson when a gun that was underneath her pillow discharged, striking the child in the chest.

The child was rushed to the hospital, where he later died.

The incident happened at a home in the 5600 block of Red Maple Drive.

Detectives say that the grandmother is employed as a security guard, but they do not know how the gun went off.

The incident remains under investigation.