While officials continue to investigate the threats that closed all Los Angeles schools, security experts agree there will be a lot of second-guessing and, what’s worse, most likely copycats.
The nation’s second-largest district abruptly canceled classes Tuesday amid a “credible threat” of violence involving backpacks and packages across the city. But officials in New York who received a similar threat concluded it was a hoax.
00:02 Houston ISD board OKs Kashmere High's 3rd turnaround plan amid intervention threat42
00:17 Treasury Secretary Mnuchin is now on the money28
18:52 Bronx charter school evacuated after bomb threat — the second in two weeks30
09:00 Philanthropist gifts $1M to Success Academy charter schools for new chess programs31