Brian Naylor April 19, 2018 Updated April 19, 2018 20180419_atc_irs_computer_system_crashes_a_year_after_an_official_warning_was_issued.mp3 Listen • 3:24 20180419_atc_irs_computer_system_crashes_a_year_after_an_official_warning_was_issued.mp3 Copyright 2018 NPR. To see more, visit http://www.npr.org/. Brian Naylor
