AdvertisementU.S., Iran Trade Accusations And Denials Amid Tangled Jetliner ProbeJanuary 10, 2020Colin DwyerfacebookEmailU.S. Secretary of State Mike Pompeo (left) and Treasury Secretary Steve Mnuchin take questions during a news conference Friday. They announced new sanctions against Iran and accused the country of shooting down a Ukrainian passenger jet earlier this week. (AFP via Getty Images)