In another list released by the state, five schools were identified as "persistently dangerous."

Last year, no schools in the state were designated as being persistently dangerous.

Fourth, American children must not be left in persistently dangerous or failing schools.

The school was removed in 2009 from the list of persistently dangerous schools in New Jersey.

California recently declared that it had no schools in the entire state that were "persistently dangerous."

The error has also affected the state's annual list of "persistently dangerous schools," which it published in September.

The state listed none of those as "persistently dangerous."

For that matter, none of California's 8,000 schools are persistently dangerous.

California officials tied their definition of persistently dangerous to the number of students expelled from a school.

Fewer city schools are on the "persistently dangerous" list this year, down to 9 from 12, according to the New York Post.