Dramatic footage shows the moment suspected cocaine went flying through the air as undercover cops grappled with a topless dealer in broad daylight.
The chaotic arrest unfolded outside a Screwfix store in Brixton, south London – leaving passers-by stunned.
In the clip, three plain-clothed officers are seen tackling the suspect to the ground in a car park.
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But during the struggle, a package of white powder bursts open – sending the substance swirling everywhere.
The wind then appears to blow the powder into the faces of both the suspect and one of the officers.

Police wrestle the man down, with two officers pinning his arms while a third holds his legs.
He is eventually handcuffed as the powder continues to scatter across the scene.
The substance is believed to be a Class A drug, with many online suggesting it was cocaine, as reported by Need To Know.
The footage, filmed by stunned bystanders, began circulating online on Tuesday (14 April).
Viewers were quick to react to the bizarre scenes.
One person said: “Three people trying to arrest him and he’s just there breathing a pile of cocaine.”
Another person said: “There goes your evidence, he could walk free from this now.”

A third viewer added: “Needs Benny Hill music soundtrack.”
One user said: “What a pig’s ear of an arrest.”
Another person said: “Caught white handed.”

A Met Police spokesman said: “A 34-year-old man remains in police custody after he was arrested on suspicion of possession with intent to supply a Class A drug and assaulting two emergency workers.
“The man was stopped by plain clothed officers outside a shop in Brixton, south London on Tuesday, 14 April.
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