The Missouri State Highway Patrol announced on Facebook that a traffic stop in Montgomery County on Thursday uncovered 221 pounds of marijuana inside a vehicle.
According to the post, Troopers originally stopped the vehicle for a registration violation and following traffic too closely on eastbound I-70.
MSHP arrested Briana Roberts of Spanaway, Washington. Roberts, 29, was charged with first-degree drug trafficking and endangering the welfare of a child. She is being held at the Montgomery County Jail.