Riot shields, rifles and naps: Photos show National Guard filling Capitol as impeachment hearings begin USA TODAYSecret Service launches massive security operation to protect Biden inauguration Washington PostHow key states plan to secure their capitol buildings ahead of possible armed pro-Trump protests CNNTrump on verge of 2nd impeachment after Capitol siege The Associated PressThreats of ‘armed protests’ in multiple cities challenge National Guard support for inauguration The Washington PostView Full Coverage on Google News