Dozens of firefighters tackle blaze in east London

More than 100 firefighters tackled a blaze Monday on the 17th floor of a mixed-use building in east London.

London’s Metropolitan Police said the building was being evacuated and road closures were in place in the Whitechapel area. The cause of the fire, which was first reported at 1553 GMT (10:53 a.m. EST), wasn't immediately known.