Authorities was asked to search all of the roughly 900 charter and K-12 schools in the district. Some facilities had opened, and some students and staff were already there, with others on the way when the decision to close was announced at about 7:15 a.m. PT (10:15 a.m. ET). Los Angeles public transit system offered students with valid IDs a free ride home through noon. A similar message was received by the schools superintendent in the New York City. Analyzing some particularities, New York police think it is a “hoax” but the FBI is working with New York as well as Los Angeles police on the threat.