21.   But their appeal descended into chaos when police burst into the courtroom twice, arrested them before the hearing began and incarcerated them.

22.   But their emergence from hiding turned to chaos when plain-clothes and uniformed police burst into court to arrest them, before the hearing had begun.

23.   Their appeal descended into chaos when police burst into the courtroom and arrested them.

24.   Their appeal then descended into chaos when police burst into the courtroom and arrested them.

25.   Their appearance to appeal the sentences turned to chaos when police burst into court to arrest them before the hearing had begun.

26.   Police burst into a school where student demonstrators were demanding better electrical, transport and drinking water services, injuring six of the youths, officials said Friday.