House Intelligence Committee subpoenas Giuliani for Ukraine documents; Source: Trump pressed Australia to help Barr investigate origins of Mueller probe; GOP Congressman Chris Collins resigns, will plead guilty in insider trading case;

From The Situation Room with Wolf Blitzer and Pamela Brown CNN Podcasts

Trump "trying to find out" whistleblower's identity; CNN Exclusive: New poll shows support for impeachment growing; Public evenly split on impeachment but support rising among Independents and Republicans; Source: Pompeo was on Trump's Ukraine phone call; Source: Former Chief of Staff Kelly would press mute so staffers could give Trump guidance during calls; Trump staff would babysit his phone calls and frequently had to reel him in; Heard politically embarrassing comments in Trump phone calls but nothing as "problematic" as Ukraine call; Bolton blasts Trump's police on North Korea, says Kim "will never give up nuclear weapons"To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices