Police arrested a teenage boy near Stamford Bridge after Chelsea's derby victory over Fulham on Saturday.
Officers were alerted to an individual displaying a weapon in the Fulham Broadway area.
An arrest occurred following the conclusion of the west London derby
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An arrest occurred following the conclusion of the west London derbyCredit: Getty
A 16-year-old male was then detained on suspicion of carrying an imitation firearm.
talkSPORT has been told social media speculation of a mass shooting attempt is not true.
A Metropolitan Police spokesperson said: "A 16-year-old boy remains in police custody after he was arrested on suspicion of possession of an imitation firearm.
“The arrest occurred in Fulham Broadway at 14:41hrs on Saturday, 30 August after officers received information about a boy displaying a weapon and walking towards a crowded area.
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“No one was injured in the incident.”
The incident occurred as fans were leaving Stamford Bridge following Chelsea's 2-0 win over Fulham.
More to follow...