The outgoing US President Donald Trump agreed to declare a state of emergency in Washington, DC, until January 24.
On the other hand, CNN announced the resignation of Acting US Secretary of Homeland Security, Chad Wolf, from his post, in a letter to the ministry.
The network did not provide further details about that.
While the US authorities arrested two officers in the US Congress on charges of involvement in the congressional riots.
More than 10 Capitol Police officers are also under investigation on suspicion of supporting or collaborating with rioters.