President Donald Trump's pardons of those convicted in the Jan. 6, 2021, attack on the U.S. Capitol and the rhetoric of retribution from some of those released this week is raising deep concern among attorneys, former federal investigators and experts who follow extremism.

A former police officer who stormed the U.S. Capitol with fellow members of the Proud Boys extremist group has been sentenced to 14 months in prison.

Former Proud Boys extremist group leader Enrique Tarrio is urging President-elect Donald Trump to pardon him over the Jan. 6 insurrection as Trump’s return to power has thrown into question the future of the Jan. 6 cases.

A retired police officer in the nation’s capital has been convicted of lying to authorities about leaking confidential information to the leader of the Proud Boys extremist group.

The federal judge who presided over the seditious conspiracy case against Oath Keepers members says it would be “frightening” if the anti-government group’s founder, Stewart Rhodes, is pardoned for orchestrating a violent plot to keep Donald Trump in the White House after he lost the 2020 presidential election.

The FBI should have done more to collect intelligence before the Capitol riot even though the bureau did prepare for the possibility of violence on Jan. 6, 2021, according to a watchdog report.

An imprisoned far-right extremist group leader who was the top target of the federal investigation of the Jan. 6, 2021, riot at the U.S. Capitol has balked at answering a prosecutor’s questions about the attack.

A federal judge who was nominated by Donald Trump says it would be “beyond frustrating and disappointing” if the president-elect hands out mass pardons to rioters who stormed the U.S. Capitol after the 2020 election.

Former Proud Boys leader Enrique Tarrio has been sentenced to 22 years in prison for orchestrating a failed plot to keep Donald Trump in power after the Republican lost the 2020 presidential election.

Two former leaders of the far-right Proud Boys extremist group have been sentenced to more than a decade each in prison for spearheading an attack on the U.S. Capitol to try to prevent the peaceful transfer of power from Donald Trump to Joe Biden after the 2020 presidential election.

Former Proud Boys national leader Enrique Tarrio’s sentencing for orchestrating the far-right extremist group’s attack on the U.S. Capitol has been delayed until Sept. 5.

A police officer has been arrested on charges that he lied about leaking confidential information to a leader of the far-right Proud Boys extremist group and obstructed an investigation after group members destroyed a Black Lives Matter banner in the nation's capital.

The shooter’s “RWDS” patch offers troubling clues about his ideology — and how it connects to views that are common among white supremacists.

The seditious conspiracy convictions of former Proud Boys leader Enrique Tarrio and three lieutenants bolsters the Justice Department’s high-profile wins in its historic prosecution of the Capitol attack.

The seditious conspiracy convictions of leaders of the Proud Boys extremist group mark another major victory for the Justice Department in its massive prosecution of the attack on the U.S. Capitol.

Former Proud Boys leader Enrique Tarrio and three other members of the far-right extremist group have been convicted of a plot to attack the U.S. Capitol to keep Donald Trump in power after he lost the 2020 presidential election.

Jurors have begun deliberating the case of former Proud Boys extremist group leader Enrique Tarrio and four lieutenants, all charged with seditious conspiracy.

The seditious conspiracy case against former Proud Boys leader Enrique Tarrio and four lieutenants has gone to the jury.

Defense attorneys have finished presenting their trial testimony for the landmark case against former Proud Boys national leader Enrique Tarrio and four lieutenants charged with plotting to stop the peaceful transfer of presidential power after the 2020 election.

A former leader in the Proud Boys has taken the witness stand to fight seditious conspiracy and other serious charges in the Jan. 6, 2021, attack on the U.S. Capitol, telling jurors the group had “no objective” that day.

A jury will soon decide whether the onetime leader of the Proud Boys extremist group is guilty in one of the most serious cases brought in the Jan. 6 attack on the U.S. Capitol.

As revelations that a defense witness was also an FBI informant roil the already contentious Capitol riot trial of members of the far-right Proud Boys group, prosecutors say the informant was never told to gather information about the defendants or their lawyers.

A lawyer for one of the former Proud Boys leaders charged with seditious conspiracy says federal prosecutors have revealed that a defense witness was secretly acting as a government informant for nearly two years after the Jan. 6, 2021, attack on the U.S. Capitol.

Prosecutors are employing an unusual strategy to prove that leaders of the far-right Proud Boys extremist group orchestrated a violent plot to stop Congress from certifying President Joe Biden's 2020 electoral victory.

A jury is hearing testimony from a former high-ranking Proud Boys member who pleaded guilty to plotting with group leaders to violently stop the transfer of presidential power from Donald Trump to Joe Biden.

The former national chairman of the Proud Boys and four associates are standing trial on seditious conspiracy charges in the attack on the U.S. Capitol.

Three Pennsylvania lawmakers were in Arizona to check out the state Senate GOP’s partisan audit of the 2020 election.

Enrique Tarrio, the chairman of Proud Boys, called the terrorist designation “ridiculous.”"There is no basis for it. All the Canadian Proud Boys have ever done is go to rallies,” Tarrio said in a phone interview. He estimated there are between 1,000 and 1,500 Proud Boys in Canada. Sending money to the organization or buying Proud Boys paraphernalia would also be a crime. On January 6, 2021, the Proud Boys played a pivotal role in the insurrection at the U.S. Capitol.”The government calls the Proud Boys a neo-fascist organization with semiautonomous chapters located in the United States, Canada, and internationally.