McConnell's recognition of Biden as president-elect follows the Electoral College vote on Monday.
Kudlow said that the Trump administration was exploring whether it could permit trucks carrying freight to cross the border if it is sealed. He cautioned that the president has not made any final decisions.
The proposal comes after Republican senators called for eliminating the estate tax, and as the 2020 presidential campaign gets going.
If the last face-to-face meeting among Democrats Nancy Pelosi and Chuck Schumer and President Donald Trump is any guide, the discussion could prove tense — and unproductive.
The briefing comes as Trump continues to demand $5 billion in taxpayer money for the border wall and Democratic leaders have shown no willingness to agree to it.
The White House invites top lawmakers to meet about the standoff over border funding.
As of Monday night, even Senate Republican leaders did not know President Donald Trump's plan to avoid a government shutdown amid an impasse over his proposed border wall.
Senator John Thune has asked Apple, Amazon and Super Micro Computer for staff briefings about a Bloomberg report that the Chinese government implanted malicious hardware into server motherboards provided by Super Micro.
Republicans who spent their Fourth of July in Russia to help Trump in advance of the Helsinki summit distanced themselves from the president's remarks.
Sen. Richard Shelby told Russian Foreign Minister Sergey Lavrov that he hoped Trump's meeting with Putin could mark a turning point for relations between the two countries.
Senators from both parties drilled into Ross over the tariffs on metals and separate duties targeting Chinese imports.
Facebook still has not answered hundreds of written questions submitted from members of Congress after Zuckerberg's testimony in April, according to congressional staff.
Senate Democrats narrowly won a vote on Wednesday to save so-called net neutrality rules that ensure unobstructed access to the internet.
The internet is too important for partisan politics. Congress must codify widely accepted net neutrality protections through bipartisan legislation, says Sen. John Thune.
Mark Zuckerberg needs to answer lawmakers' questions without "hanging himself," Reputation.com's Michael Fertik says.
Sen. John Thune says he wants to see what Mark Zuckerberg says Facebook is doing to fix its data issues.
Most people are looking for transparency and accountability, says Sen. John Thune (R-S.D.) sharing his thoughts on regulations and social media companies, ahead of Mark Zuckerberg's testimony on Capitol Hill.
Sen. John Thune (R-S.D.) discusses what he hopes to hear from Facebook CEO Mark Zuckerberg when he testifies before the Senate Commerce Committee, and shares his thoughts on regulating social media companies and protecting user privacy.
Sen. Bill Nelson meets with Facebook CEO Mark Zuckerberg and says the executive knows he could be facing more regulation.
Sen. John Thune (R-S.D.) discusses President Trump's tariff proposal and the harm a trade war would bring to agriculture states.