31.   Students have been arrested and universities closed.

32.   The four middle school students were arrested Wednesday and charged with repeatedly attacking Olga Fiorelli in September and October.

33.   The four students were arrested Monday around noon, and one of the four told investigators the girl resisted, the police said.

34.   The FBI arrested the student a few days later as he sat in his pajamas eating breakfast.

35.   The five students were arrested in their classes Tuesday afternoon.

36.   The students were arrested, issued citations and suspended for several days.

37.   The student was arrested at Roosevelt High School.

38.   The student was arrested when school security officers located the gun in a locker.

39.   The students were arrested during a public-comment session early on Thursday morning after they spoke longer than the one minute they were allotted.

40.   They also raided university campuses, arresting activist students for allegedly supporting North Korea.