Dr. Sarah Hook, an epidemiologist at CDC in Fort Collins, Colorado, and Sarah Gregory discuss the economic burden of Lyme disease in the United States.

Dr. Aaron Miller, a research assistant professor at the University of Iowa Roy J. and Lucille A. Carver College of Medicine, and Sarah Gregory discuss transmission of C. difficile to family members from recently hospitalized patients.

Dr. Alison Peel, a senior research fellow at Griffith University in Queensland, Australia, and Sarah Gregory discuss a novel Hendra virus variant in Australia.

Dr. Karen Wu, an EIS officer at CDC in Atlanta, and Sarah Gregory discuss the detection of an antifungal-resistant Trichophyton strain in France.

Dr. Gonzalo Vazquez-Prokopec, an associate professor of environmental sciences at Emory University in Atlanta, and Sarah Gregory discuss the presence of Heartland virus in lone star ticks in Georgia.

Dr. Meghan Hermance, an assistant professor of microbiology and immunology at the University of South Alabama, and Sarah Gregory discuss infection and transmission of Heartland virus in ticks in a lab.

Dr. Jeffrey Lorch, a diagnostic microbiologist and research scientist at the U.S. Geological Survey National Wildlife Health Center in Madison, Wisconsin, and Sarah Gregory discuss the history of snake fungal disease in wild snake populations through museum specimens.

Dr. Edward Annand, an equine veterinarian epidemiologist and a research associate at the University of Sydney School of Veterinary Science in Australia, and Sarah Gregory discuss the detection of a novel Hendra virus variant from a horse in Australia.

Dr. Christopher Harrison, a pediatric infectious disease specialist and professor of pediatrics at Children's Mercy Hospital in Kansas City, Missouri, and Sarah Gregory discuss neutralizing enterovirus D68 antibodies in children after a 2014 outbreak.

Dr. Kathryn Winglee, a statistician at CDC in Atlanta, and Sarah Gregory discuss a decrease in TB cases during the first year of the COVID-19 pandemic.