A man has handcuffed himself to the gates of Buckingham Palace on Thursday evening, Metropolitan Police said.
The man, believed to be aged in his 30s, approached the gates just before 5.30pm and officers in the area immediately approached him.
The Met said in a a statement: “At around 5.23pm a man approached the gates of Buckingham Palace and handcuffed himself to them.
“Officers in the area immediately approached the man, believed aged in his 30s, who began threatening to harm himself.
“Police are trying to speak to the man and bring the situation to a swift conclusion to ensure his safety and welfare.”
The London Ambulance Service is also responding.
A video of the incident posted on Twitter appears to show a group of police officers speaking to the man from a distance and directing a large crowd of tourists away from the area.
