The Briarcliff Manor Police Department reported performing a vehicle and traffic stop on Route 9A at 6:35 p.m. on Sunday.
The driver, a 34-year-old Cortlandt man, was arrested at the scene and charged with Unlawful Possession of Marijuana, Criminal Possession of a Controlled Substance and Criminal Impersonation.
Police said they are analyzing the contents of the controlled substance and were not able to immediately confirm its identity.
On Friday, Sept. 14, Pleasantville Police reported performing an arrest at a Hobby Street address.
A 17-year-old male Pleasantville resident was arrested for alleged Criminal Possession of a Controlled Substance in the Seventh Degree, a misdemeanor.