The Assistant Director for Surveillance, Design and Analysis with the Center for Epidemiology and Animal Health suggests effective biosecurity is the strongest line of defense against African Swine Fever. "The Stealth Spread of African Swine Fever on Farm and Between Premises" was among the topics discussed yesterday as part of the third in a series of five ASF Action Week webinars hosted by USDA-APHIS.  For more, please click here.