Tabitha Lindley and her mom, Tammy Lindley, check for messages in the pre-dawn hours after sleeping in their car. In the foreground is Dalton Barton, Tabitha’s fiancee. They hoped to get dental work done. MUST CREDIT: Photo by Michael S. Williamson for The Washington Post.

Hundreds waited overnight in a parking lot for the gates to open at 5 a.m. in hopes of getting free medical or dental treatment. MUST CREDIT: Photo by Michael S. Williamson for The Washington Post.