Authorities in Massachusetts are investigating after they say a fire was intentionally set inside a high school girl's bathroom Monday afternoon.
Police in Arlington say the small fire at the high school was discovered just before 2 p.m. and was quickly put out.
No one was hurt, and the damage was contained to the bathroom.
Arlington High School's Downs Building was evacuated during the incident.
Police say they believe the fire was intentionally set, and are investigating.