‘My jaw dropped as police found a zombie knife bigger than my arm in pre-Notting Hill Carnival raids’

Police get ready to raid a house in Merton (Picture: w8media)

Outside a south London home with a rose bush in the garden and a freshly painted white fence, police officers drenched in tactical gear wait silently outside.

It is 5am and Metro has joined the Metropolitan Police in Mitcham, Merton, for a spate of dawn raids across the borough.

You could have heard a pin drop as officers carrying door rammers and glass cutters arrived. They were not needed. In the end, the front door was left unlocked...