VERO BEACH, Fla., (CBS12) — A pregnant teenager and her grandmother were shot and killed during a home invasion near Vero Beach over the weekend, according to the Indian River County Sheriff’s Office (IRCSO).

The unborn child also died as a result of the shooting, Indian River County Sheriff Eric Flowers said in a video posted to Facebook on Tuesday.

Outside the home, a small angel-shaped candle holder, a handwritten letter and an old photograph mark the scene of what sheriff’s deputies are calling a heinous murder.

Both the grandson, 19, and the grandmother, 68, were pronounced dead at a nearby hospital. Flowers said one more person was injured as a result of the home invasion.

“This is a heinous crime. It’s a terrible situation,” Flowers said.

Our loved ones shared a photo of the teenager with WPEC’s Katie Bente, taken just a few years ago.

According to IRCSO,There was booing on Sunday around 3:45 a.m. at a home at the corner of 23rd Place SW and 6th Way SW.

See also: Convicted felon shot best friend after ‘pick-up’ argument, deputies say

Flowers also said Monday that deputies went to the home where the shooting occurred several times.

Deputies say investigators spoke with witnesses and neighbors and believe the shooting was an isolated incident:

Flowers said more details will emerge as the investigation progresses.

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