The threat of biological weapons is growing and states have a vital national security role to play in preparing against such actions, several health experts said at the National Governors Association winter meeting this week. “We have been very complacent about bioweapons and we have been very complacent about infectious diseases,” Dr. Donald Henderson, director of the Office of Public Health Preparedness in the Department of Health and Human Services, told several governors Feb. 24 in Washington, D.C. Full Story