Two teens held over alleged Corona High attack plan

Two 15-year-old girls are in custody in connection with an alleged plan to attack Corona High School, after an FBI tip led Corona police to investigate online communications, authorities said. The students, one from Corona High and the other from Norco High School, are accused of conspiracy to commit murder. The Riverside County District Attorney’s Office is reviewing the case. Corona police said the FBI alerted the department on October 6 to social media communications about a possible threat to the school. The investigation led to the arrest of a 15-year-old Corona High student. Detectives later identified and arrested the Norco High student, police said. Police said investigators searched electronic devices and several residences in Riverside County under search warrants. Their investigation found evidence that the girls had spent several months researching school shootings and discussing a possible attack at Corona High on an unspecified future date, according to the department. Authorities have not disclosed a planned date or motive. The girls allegedly discussed ways to obtain weapons but had not acquired any, police said. Searches found no weapons. Authorities have not...