The White House was surrounded earlier by an additional two-meter fence along the perimeter of the territory, where the president’s residence and offices are located; the security measure that will remain in place until the inauguration of the new US president on January 20, Paralel.Az reports citing the Washington Post.

With the clock ticking for America’s Election Day, local authorities across the country are taking unprecedented security measures to tackle possible violence-related "nightmare scenarios".

At least two states, Nevada and Washington, have activated the National Guard in case of unrest during the November 5 presidential election. Arizona’s Secretary of State Adrian Fontes admitted that he wears a bulletproof vest.