Trafalgar Square has been covered in smoke after a huge fire broke out in a nearby pub.
London Fire Brigade said half the basement of the The Admiralty pub was alight.
‘Please avoid the area if possible as there will be heavy traffic disruption,’ the force posted on Twitter.
Around 70 firefighters are on the scene.
Photos and video on social media showed huge plumes of smoke billowing from the building.
Station Commander Keith McDermott, who is at the scene, said: ‘The fire is in the basement of a pub in Trafalgar Square.
‘As a result there will be heavy traffic disruption and we ask people to avoid the area if possible.’
People were evacuated from the pub before fire crews arrived on the scene.
No injuries have yet been reported.
Emergency services were called at 5.49pm, and investigations into the cause of the fire are ongoing.
Police have cordoned off parts of Trafalgar Square as emergency services respond to the huge fire.
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