ROCHESTER, N.Y. (WROC) — A Henrietta woman was charged with arson after a fire which displaced four people Monday. According to the Monroe County Sheriff's Office, the two alarm fire at the apartment complex showed signs of being intentionally set. Police set up a perimeter and used drones and a K9 unit to find a suspect. Adhol Monydeng, 22, was arrested and charged with second degree arson. She was arraigned in Henrietta and taken to the Monroe County Jail.