Sister fatally stabs brother during altercation in vehicle

The Grand Prairie Police Department is investigating the fatal stabbing of an 18-year-old male last night.

Grand Prairie police were called to a local emergency room in the 900 block of W. Jefferson Street with regards to a deceased person. Emergency personnel arrived and located an 18-year-old male deceased from stab injuries.

Detectives interviewed the woman who brought him to the ER. She was later identified as the victim’s sister.

According to investigators, there was an altercation while the brother and sister were traveling in a vehicle. The altercation escalated to the female stabbing her brother, and then driving him to the ER.

The suspect, a 20-year-old female, has been arrested and charged with murder.