Officials Update Foiled Mass Shooting Plot Investigation

(Pasadena, CA) -- New details are being released from police in Pasadena, California after derailing a premeditated mass shooting. Two students were arrested yesterday for allegedly planning to shoot and kill three staff members at South Pasadena High School, along with as many students as possible. Cops say they're trying to determine if anyone else was involved in the plot. Two boys ages 16 and 17-years-old remain in custody. School opens in Pasadena on Thursday.