AdvertisementImpeachment Trial Q&A In Final Day Before Vote On WitnessesJanuary 30, 2020Brian NaylorBobby AllynfacebookEmailChief Justice John Roberts, who reads the questions at the impeachment trial, blocked one query from Sen. Rand Paul, R-Ky., which may have revealed the identity of the whistleblower whose complaint sparked the impeachment inquiry. (Senate Television via Getty Images)