The issue focused on the question of how to protect public health.

"In this case, we have all these questions and not a lot of answers," said Dr. David E. Fornal, medical director of the John A. Paulson School of Public Health at George Washington University. "It's about good policy. It's about law. It's about federal laws. The political process is part of it, but I don't think that's what's going to do the most good in terms