Lawsuit filed against Missouri City, police department details crash that killed mother, son

MISSOURI CITY, Texas – The Missouri City police officer who was involved in a crash that killed a mother and son has now been indicted for his fault in the collision.

The family filed civil lawsuits against the city of Missouri and its police department in July for the deaths of Angela Stewart and her 16-year-old son, Mason Stewart in June.

On Wednesday, the former Missouri City police officer, 27-year-old Blademir Viveros, was indicted for manslaughter in connection with a crash that claimed the lives of the Stewarts.

BACKGROUND: Former Missouri City officer indicted for manslaughter following crash that killed mother and son

The Fort Bend County District Attorney’s Office confirmed the manslaughter charges following a grand jury’s decision.

Lawsuit details of crash

According to the lawsuit, Angela Stewart and Mason Stewart died because of the negligence and gross negligence of Vivero of the Missouri City Police Department.

On June 20, Angela and Mason Stewart were exiting the parking lot of the Dollar Tree store, located at 1681 Cartwright Road, at around 8:45 p.m.

READ: Mother, 16-year-old son killed in crash involving Missouri City PD officer have been identified

Upon exiting the parking lot, the vehicle the Stewarts were traveling in was struck by Viveros, who was in a 2021 marked Missouri City Police SUV.

The lawsuit states that Viveros was negligently traveling at a high rate of speed, above the posted legal speed limit, and without emergency lights or sirens on. Because of his high speed, the impact of the collision reportedly caused the destroyed vehicles ended up roughly 300 feet away from the point of impact.

‘A cop killed him’: Family shares emotional response after mother, son were killed by Missouri City PD officer

As a result of the collision, Angela and Mason died.

READ: Robbery suspect arrested by Houston PD may also be linked to Missouri City chase that resulted in mother and son’s death

Read the full lawsuit below: