Biden has also tasked intelligence agencies with reviewing the extent of Russian interference in the 2020 election.

He'll become senior director of cyber for the incoming president.

Foreign adversaries wasted no time in exploiting an embarrassing U.S. spectacle.

In practice, YouTube's decision is similar to Facebook's move against the president last week.

Both companies say the moves are intended to limit the incitement of further violence ahead of Inauguration Day.

It's a blow potentially even more serious than moves by Google and Apple over the weekend to suspend it from their app stores.