A man from North Devon, whose wife died from an asbestos-related disease, has told MPs the government is not doing enough to remove the substance from schools.
He was talking on the day a report was released saying more than 75% of state schools contain asbestos.
Michael Lees' wife Gina, who was a teacher, died 12 years ago from a lung disease which a coroner blamed on exposure to asbestos in classrooms.
Today Mr Lees told the Education Select Committee the full scale of the problem was still not properly known.
Our political correspondent Bob Constantine reports: