The Washington Post

Chat with Dr. Gridlock at noon

Questions about your commute? The Post’s Dr. Gridlock will be online and chatting with readers on Monday at noon. Bring your questions, complaints, rants and suggestions to share with the good doctor and your fellow commuters. Submit questions in advance here and head back here for the live discussion.

Mark Berman covers national news for The Washington Post and anchors Post Nation, a destination for breaking news and stories from around the country.

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