(07:05) HOLLISTER – Hollister police are investigating a second bomb threat made at Marguerite Maze Middle School. A threatening message was first found inside a bathroom on campus on September 23. A juvenile has since been arrested in connection with the threat. Last week, school staff discovered another message, referring to a bomb. Classes are still being held at the school. Meanwhile, school staff and police are taking extra precautions. (S.G.)