"It frankly puts our democracy at risk," warned Chris Coons, a Delaware Democrat.
"The Campaign is not entitled to relief," the Wisconsin Supreme Court ruled Monday.
Jon Ossoff's campaign said Facebook's ban on political ads after the November election amounts to a form of "voter suppression."
Organisers say they have collected more than half the signatures needed to get the recall on the ballot.
Loeffler and Perdue said the "lack of transparency" from Georgia Secretary of State Brad Raffensperger's office threatened the "integrity of our elections."
"Do you feel comfortable throwing out millions of votes of your fellow Americans?" Chris Wallace asked Representative Steve Scalise.
"Who isn't disappointed? Joe Biden lied on the debate stage, he said 'there's nothing happening' and Barr should have stepped up," the president told Fox News host Brian Kilmeade.
"They've chosen Donald Trump over democracy and over their constituents," Dana Nessel said.
Among the signees in the letter were people who have criticized Warnock for his views on abortion.
Senator Loeffler trailed Reverend Warnock in the November election, but without Representative Doug Collins in the running, she may be able to gain his supporters' votes.
Georgia Attorney General Christopher Carr wrote Thursday that the claims in the Texas lawsuit were "impossible to ground in legal principles and unmanageable."
A separate survey showed that just 18 percent of frequent Fox News viewers trust the outcome of the election.
Joe Biden was the most searched for person of the year, while anxieties around the pandemic are reflected in the top searches of 2020.
"In a state-on-state suit, our only place to go is the U.S. Supreme Court," Texas Attorney General Ken Paxton said. "We can't be heard anywhere else."
Ellis and Giuliani had traveled to Michigan, Pennsylvania and Arizona in recent days in their bid to overturn the president's election loss.
"People are ANGRY!" President Donald Trump tweeted Monday about the results of the state's November elections.
Geoff Duncan said President Donald Trump and his GOP allies should consider the damage they are doing to the Republican Party.
The Oscar-winning actor advocated for "aggressive centrism" in a recent podcast with Russell Brand.
"No one will listen to our message if they don't believe that we're listening to them," Hogan, a frequent Trump critic, said.
Ossoff led the wave of jokes on Twitter, sharing an image of him gesturing to an empty podium, captioned with a chicken emoji.
The Democrat candidate's "coward" tweet mocking the Georgia incumbent has been shared more than 8,000 times.
"Sidney Powell's client are the people of the United States of America, and that's who she is fighting for right now," Trump's ex-national security adviser said.
In a tweet, the president called for Governor Brian Kemp and Secretary of State Brad Raffensperger to allow a signature verification.
Both the Florida Bar and Georgia Secretary of State Brad Raffensperger have started investigations into Florida lawyer Bill Price who, according to a now-deleted video, encouraged Republicans to move to Georgia to vote in the Senate runoffs.
"Because we must dismiss this appeal, the defendants' conditional cross appeal is also DISMISSED," wrote Judge Andrew Brasher on Friday.
The lawsuit alleges that 198,000 voters had their registrations improperly canceled because it was believed they moved when they didn't.
"Senator Johnson said that he knew and accepted the fact that Joe Biden had won," Mark Becker, a former Wisconsin Republican official, said.
The attorney general said the FBI and U.S. attorneys didn't uncover fraud "on a scale" that could have changed the outcome of the election.
President Donald Trump's critics warn that even on his way out of the White House he is sowing the seeds for extremist right-wing violence.
Trump's disputed the results of the election and will have five days to contest the election results.