Crane blocks left lane causing traffic backup Heard on: Washington MD Transportation Group Calls 00:12 00:00 I am going to use Antietam to Potomac. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 I am going to use Antietam to Potomac. 00:04 They have a crane taking the left left. 00:09 And it's backed up all the way. 00:11 It was Antietam. 9/1/2026 09:45 AM Traffic Antietam, MD 21782 View on map