A writer who was at London's Apollo Theatre when the ceiling collapsed said he saw "a lot of kids traumatised, covered in dust and blood being comforted by parents".
The Independent features writer Simon Usborne told Daybreak: "There were screams, it was immediately clear something serious had happened.
"Nobody told anyone to move - everybody rose immediately and ran to the nearest exit".
More top news
Exam stress and relationship breakdowns are often the "final straw" in teenage suicide cases, a report has found.
Chelsea could legitimately sell Jose Mourinho umbrellas, talcum powders and even lingerie under image rights that are delaying his next job.
Nigel Farage has branded a controversial poster urging black and ethnic minorities to vote as "disgusting".