What you need to know about West Nile virus

Dr. Anthony Fauci, former director of the National Institute of Allergy and Infectious Diseases and former chief medical advisor to the president, was diagnosed with West Nile virus earlier this month, according to a spokesperson for Fauci. Fox News correspondent, Steve Harrigan, joins LiveNOW from FOX to share the latest, as Fauci is expected to make a full recovery