Bomb threat at Holliston HS being investigated

HOLLISTON – Police are investigating a bomb threat that occurred Tuesday at Holliston High School, authorities said.The threat was discovered after school had been dismissed for the day, authorities said.According to a Holliston School Department release, the message was discovered on Tuesday afternoon, written on a dry-erase board. According to the release, the message “indicated that a device was hidden in a specific location in the high school. [...]