Marquis Demetria Isabelle was 20 when she was shot and killed on May 17, 2014, in Houston, Texas. She was visiting 22-year-old Michael Anthony Matthews at his residence when an argument over who should drive Isabelle’s vehicle escalated. Officers from the Houston Police Department found a significant amount of narcotics and money inside the residence; Matthews was arrested at the scene without incident and later charged with murder and manufacture/delivery of a controlled substance in the 177th State District Court.

The case centers on a brief dispute that turned fatal and on the presence of a firearm and alleged drugs in the home. Anyone who knew Marquis Isabelle or witnessed events around May 17, 2014, in Houston is asked to share information that could help clarify what happened.