The first US case of New World screwworm has been confirmed in Texas, found in a newborn calf in La Pryor in Zavala County, about 100 miles from San Antonio. The parasite feeds on warm-blooded animals. US Agriculture Secretary Brooke Rollins says the food supply is safe and the pest is being contained. Here's what the USDA is asking ranchers to watch for. #Shorts #Texas #KENS5