A 19 year old Gravenhurst woman has been charged with pot possession in a mass arrest today in Orillia. Orillia OPP’s Street Crime Unit and other police executed a warrant at a Mississauga Street address in Orillia and seized cannabis marijuana and trafficking paraphernalia. In total, 11 people were arrested and charged – many face marijuana possession charges, while others face the charge of trafficking. All parties were released and will be in Orillia court on March 31st.