Artillery Row in South West London has been closed in Both Directions at the junction of Victoria Street.
A closure was put in place after a man was stabbed in the early hours of Monday morning. Emergency services rushed to the scene just 3am.
A large number of officers and Police vehicles remain at number of Police cordons.
Clothing cut from the man can be scene on the Pavement outside outside Westminster Palace Gardens. A Police search dog has also been deployed to the area to assist with the invesigastion.
A silver blanket and red tourniquet can also be seen laying on the ground near to the man discard clothing.
The Met Police have been approached for comment.