Arlington County April 25, 2022 7:05 pm Amazon's Distinctive Helix Tower Wins Approval News4’s Transportation Reporter Adam Tuss reports on the approval of Amazon’s HQ2 helix tower and its impact on the Arlington area. Local 2:11 Reagan National Airport gearing up for busy Memorial Day weekend 1:57 Watchdog says Metro misses some safety checks 1:38 Waymo self-driving cabs seen cruising around DC 2:39 States must see if bridges need more protection, NTSB chair testifies 2:27 A cyberattack temporarily shut down Metro's website last week