White House and congressional staff test positive for virusOfficials say cases underscores importance of vaccinations 4.44pm BST The House select committee is set to have its first hearing looking into the 6 January attack on the US Capitol next week, and chairman Bennie Thompson told the Guardian that “nothing is off limits”. Thompson indicated that Donald Trump and House minority leader Kevin McCarthy are among his top witnesses. Related: Capitol attack committee chair vows to investigate Trump: ‘Nothing is off limits’ 4.11pm BST Senate minority leader Mitch McConnell is on the floor, throwing barbs at majority leader Chuck Schumer and the cloture vote on the bipartisan infrastructure bill. McConnell from Senate floor on today's infrastructure bill procedural vote: "Today, the Democratic Leader appears to be intent on calling a vote he knows will fail." pic.twitter.com/ACkEKscvuXMcConnell: "There's no bipartisan agreement. No text...If the Democratic Leader tries to force a cloture on a bill that does not exist, it will fail. Around here, we typically write the bills before we vote on them. That's the custom."McConnell: "Here in the Senate a failed cloture vote does not mean No forever...This stunt is set to fail. The Democratic Leader will be free to change his vote and move to reconsider whenever a bipartisan product actually exists."