Firefighters have now successfully rescued two men from one of the flats close to the collapse.
Crews remain at the scene.
More top news
The first Humboldt penguin chicks of 2015 have emerged from their eggs at Chester Zoo.
A rather cold & unsettled few days ahead. Showers & stronger winds for the first part of this week with our air originated from the north
A number of Britons are feared stranded on Mount Everest after the Nepal earthquake triggered a deadly avalanche on Saturday.