'A tragic loss of life' - 12 killed in London tower block blaze with death toll expected to rise

12 fatalities confirmed in 'unprecedented' blaze20 people critical in hospital after London tower block fireReport: 'Significant number' of people unaccounted forChildren thrown from windows by terrified parentsCause of fire unknown74 treated in five hospitals30 nearby flats evacuatedMayor says questions over safety of fire blocks need to be answeredCross government meeting to take place at 3pm

Multiple fatalities have been confirmed as fire crews continue to fight the fire

Alexander Britton

A massive blaze has engulfed a block of flats in west London leaving at least 12 people dead.