Morning Rundown: Calif. school shooter used ‘ghost gun,’ impeachment takeaways, Tesla's 'bulletproof' cybertruck, Mr. Rogers’ timely appeal
Laurence Tribe on Trump's desperate legal filing and whistleblower10:04
Trump's legal team filed a claim to stop a Manhattan D.A.'s subpoena of his tax returns that said the President cannot be prosecuted or investigated while in office. Harvard law professor Laurence Tribe tells Lawrence why Trump's lawyers are wrong- and why the tax return subpoena cannot be stopped.