Army assessing impeachment witness Vindman's security: U.S. official
By Alistair Bell, Richard Valdmanis & Idrees Ali
Who Is Jennifer Williams? Pence Aide Listened to Trump-Zelensky Call (Published 2019)
By Michael D. Shear
Trump said his Ukraine call was 'perfect.' Impeachment witnesses testified otherwise.
By Mike DeBonis, Karoun Demirjian & Matt Zapotosky
Officials Testify Trump Call Was Inappropriate; One 'Couldn't Believe' It (Published 2019)
By Nicholas Fandos & Michael D. Shear