Federal law enforcement officials are warning that domestic extremists are likely more emboldened to carry out attacks on President-elect Joe Biden's upcoming inauguration and throughout 2021 after seeing the success of last week's siege on the US Capitol.

The threat is further complicating an already monumental challenge facing law enforcement agencies tasked with securing Washington in the coming days.
CNN has learned that federal law enforcement agencies, in a series of bulletins and calls with local partners this week, have issued an urgent call for assistance in securing the nation's capital as the inauguration nears, and painted a dire picture of potential threats leading up to January 20.

Read more: CNN