National Police Air Service Barton have released new footage of the fire in Salford taken from their helicopter.
Forty fire fighters were needed to bring it under control.
A nearby rail line was suspended for a time this morning over fears the building could collapse.
More top news
As Brendan Rodgers departs, Liverpool will be looking for a man with a proven track record, not just a promising future, writes Chris Hall.
When the news of Brendan Rodgers' departure broke at 6.30pm on Sunday night, Twitter was soon awash with reaction.
Brendan Rodgers has been sacked by Liverpool after the 1-1 Merseyside derby draw with Everton