Huntsville OPP charged two people after traffic stop in a school zone led to an impaired driving and drug investigation.

Police say that on Monday, officers patrolling Muskoka Road 3 North noticed a vehicle driving erratically and conducted a traffic stop.

The female driver was arrested for impaired driving after drug testing, while a passenger was charged with drug trafficking and unauthorized weapon possession.

41-year-old Jennifer Barager, and 29-year-old Sara Dexter, both of Huntsville, are scheduled to appear in court on April 29.