The Lead With Jake Tapper

Trump attacks Pelosi, impeachment & FBI after call to troops; Trump: McConnell can do whatever he wants in Senate trial; Ex-Bolton aide: He should come forward with what he knows; GOP Sources: McConnell open to setting rules of Senate impeachment trial without Schumer's support; Sources: Republicans want opening statements in Senate trial before decision on witness testimony; Schumer demands new docs from Trump Admin for Senate trial; Trump's lawyer gives ranting interview on Ukraine & impeachment; Giuliani: President Trump loves when I speak out; President Trump's lawyers on his legacy: "F*** it"; Moderate Iowa Dems say they're torn between Biden & Buttigieg; Klobuchar challenges Biden, Buttigieg for moderate Dem vote; NYT: Most Americans under 40 can't ID Biden by his picture; Progressives and moderates clash over "purity tests"; Warnings of potential measles exposure after confirmed cases in TX, CO, CA, IL, VA; Measles scare at multiple U.S. airports