The number of tower blocks which have failed emergency fire tests has nearly doubled to 60 in 25 different council areas – up from 34 in 17 areas. 
Councils across the country have launched emergency reviews of their towers following the fire at Grenfell Tower in London which is believed to have killed at least 79 people.
The fire is believed to have spread across flammable cladding on the outside of the building which was designed to provide insulation and improve the appearance of the 24-storey tower. 
The Department for Communities and Local Government (DCLG) said every tower tested so far has failed the fire safety check. 
Communities Secretary Sajid Javid urged local authorities and housing associations to continue to submit samples “as a matter of urgency” amid a nationwide safety operation.
Councils have been told to prioritise checking the towers they are most concerned over.
DCLG said Doncaster, Norwich, Stockton-on-Tees and Sunderland all had buildings that failed tests, while Manchester, …