Today's discussions:

WaPo columnist Eugene Robinson, Axios' Alexi McCammond, WaPo's Aaron Blake, and Donny Deutsch on Rep. Matt Gaetz potentially engaging in witness tampering the night before Michael Cohen's open testimony;

WaPo columnist Eugene Robinson, Axios' Alexi McCammond, WaPo's Aaron Blake, and Donny Deutsch on Trump and North Korean dictator Kim Jong Un arriving at Vietnam for their second nuclear summit;

WaPo columnist Eugene Robinson, Axios' Alexi McCammond, former federal prosecutor Glenn Kirschner, WaPo's Aaron Blake, and Donny Deutsch on tomorrow's public testimony by former Trump lawyer and fixer Michael Cohen;

WaPo columnist Eugene Robinson, Axios' Alexi McCammond, former federal prosecutor Glenn Kirschner, WaPo's Aaron Blake, and Donny Deutsch on news reports that the House Judiciary Committee might have evidence that Trump asked his Acting Attorney General to move a loyalist back into place to oversee the investigations out of the SDNY.

Today's discussions:

Former Gov. Chris Christie, former US attorney Chuck Rosenberg, former assistant director of the FBI Frank Figliuzzi, and Vanity Fair's Emily Jane Fox on the fallout inside Trump world after former fixer and attorney Michael Cohen's public testimony against Trump;

WaPo's Robert Costa, former undersecretary of State Rick Stengel, NYT's Nick Confessore, and MSNBC contributor Karine Jean-Pierre on the complete breakdown of negotiations in Vietnam between Trump and Kim Jong Un;

WaPo's Robert Costa, former undersecretary of State Rick Stengel, NYT's Nick Confessore, and MSNBC contributor Karine Jean-Pierre on Trump's pattern of accepting the denials of dictators, this time it's Kim Jong Un on the death of American Otto Warmbier;

Former Gov. Chris Christie, former US attorney Chuck Rosenberg, former assistant director of the FBI Frank Figliuzzi, and Vanity Fair's Emily Jane Fox on the consequences of Cohen's testimony on Trump's children.