Threat Assessment of African Swine Fever Tick Vectors, Ornithodoros spp.- US-MX Border and In Proximity to Swine Operations Issue: African Swine Fever virus (ASFv), if introduced into the U.S. across the southern border by domestic or wildlife animal …Continue Reading about Threat Assessment of African Swine Fever Tick Vectors, Ornithodoros spp.- US-MX Border and In Proximity to Swine Operations