Former special counsel Robert Mueller is no stranger to giving testimony to Congress. CNN's Randi Kaye takes a look at previous testimonies given by Mueller to see what kind of witness Democrats and Republicans can expect.

Former White House counsel John Dean tells CNN's Anderson Cooper that he saw a number of signs that special counsel Robert Mueller was not aggressive in the investigation into possible Russian interference in the 2016 election.

CNN's Anderson Cooper breaks down the inaccuracies President Trump presented about former special counsel Robert Mueller in the days leading up to Mueller's testimony.

CNN's Anderson Cooper calls out President Donald Trump's numerous lies and flip flops on attacks he made against Rep. Ilhan Omar (D-MN).

In an interview with CNN's Anderson Cooper after the first Democratic debate, Sen. Elizabeth Warren talks about her relationship with fellow presidential candidate Sen. Bernie Sanders.

Another top National Rifle Association official has left as the organization faces legal troubles, allegations of financial misconduct and other high-profile staff departures.

CNN's Anderson Cooper examines Ivanka Trump's silence on the racist chant that took place at President Trump's reelection rally.

Democratic presidential candidates Joe Biden and Kamala Harris will square off once again in CNN's second round Democratic primary debate, after their first confrontation led to an explosive moment for Harris.

CNN's Anderson Cooper breaks down how President Donald Trump's self-proclaimed aptitude for math may not have been passed down to his son, Eric Trump.

CNN senior political analyst and former presidential adviser David Gergen reacts to President Trump doubling down on his racist remarks towards four Democratic congresswomen of color.