Tragic Florida Vacation Ends With 4-Year-old Shooting Cousin

WHO:

TMZ - A four-year-old boy shot and killed his two-year-old cousin, Brayden Tennyson.

NY Post - The Osceola County Sheriff’s Office provided details about the incident.

WHAT:

TMZ - The four-year-old boy shot and killed his cousin with a handgun.

NY Post - The handgun was described as unsecured and unholstered.

WHERE:

TMZ - The incident occurred in Kissimmee, Florida.

NY Post - The boys were left inside a vehicle when the shooting took place.

WHEN:

TMZ - The shooting occurred on a Sunday.

NY Post - The two-year-old was on vacation to celebrate his third birthday.

WHY:

NY Post - The shooting was described as an "unimaginable tragedy."

HOW:

NY Post - The four-year-old accessed the unsecured handgun inside the vehicle.

(UPDATED July 15, 2026 21:20 UTC)

In a tragic incident in Kissimmee, Florida, a four-year-old boy shot and killed his two-year-old cousin, Brayden Tennyson, with an unsecured handgun while they were left inside a vehicle. The Osceola County Sheriff’s Office has described the shooting as an "unimaginable tragedy," occurring on a Sunday during a vacation to celebrate the younger boy's third birthday. Authorities report that the handgun was unholstered and accessible to the four-year-old, leading to this heartbreaking event.